{"id":341,"date":"2025-10-06T09:33:26","date_gmt":"2025-10-06T09:33:26","guid":{"rendered":"https:\/\/demo.sachtienganhtphcm.com\/?page_id=341"},"modified":"2025-10-16T15:44:38","modified_gmt":"2025-10-16T15:44:38","slug":"tin-tuc","status":"publish","type":"page","link":"https:\/\/demo.sachtienganhtphcm.com\/index.php\/tin-tuc\/","title":{"rendered":"TIN T\u1ee8C"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"341\" class=\"elementor elementor-341\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa88d36 e-flex e-con-boxed e-con e-parent\" data-id=\"fa88d36\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-520f90d elementor-widget elementor-widget-elementskit-heading\" data-id=\"520f90d\" data-element_type=\"widget\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_center   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title \">TIN T\u1ee8C <\/h2>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p><em>\"T\u1ea1p ch\u00ed c\u1ee7a ai y\u00eau To\u00e1n v\u00e0 t\u1ea1m th\u1eddi ch\u01b0a y\u00eau To\u00e1n!\"<\/em><\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7c90cc9 e-flex e-con-boxed e-con e-parent\" data-id=\"7c90cc9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6aecd37 elementor-pagination-type-bullets elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-loop-carousel\" data-id=\"6aecd37\" data-element_type=\"widget\" data-settings=\"{&quot;template_id&quot;:647,&quot;slides_to_show&quot;:&quot;4&quot;,&quot;_skin&quot;:&quot;post&quot;,&quot;slides_to_show_tablet&quot;:&quot;2&quot;,&quot;slides_to_show_mobile&quot;:&quot;1&quot;,&quot;slides_to_scroll&quot;:&quot;1&quot;,&quot;edit_handle_selector&quot;:&quot;.elementor-loop-container&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500,&quot;offset_sides&quot;:&quot;none&quot;,&quot;arrows&quot;:&quot;yes&quot;,&quot;pagination&quot;:&quot;bullets&quot;,&quot;image_spacing_custom&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;image_spacing_custom_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"loop-carousel.post\">\n\t\t\t\t\t\t\t<div class=\"swiper elementor-loop-container elementor-grid\" role=\"list\" dir=\"ltr\">\n\t\t\t\t<div class=\"swiper-wrapper\" aria-live=\"off\">\n\t\t<style id=\"loop-647\">.elementor-647 .elementor-element.elementor-element-0a74abc{--display:flex;--gap:20px 20px;--row-gap:20px;--column-gap:20px;border-style:solid;--border-style:solid;border-width:1px 1px 1px 1px;--border-top-width:1px;--border-right-width:1px;--border-bottom-width:1px;--border-left-width:1px;border-color:#13101038;--border-color:#13101038;--border-radius:20px 20px 20px 20px;box-shadow:0px 0px 10px 0px rgba(0,0,0,0.5);--margin-top:0px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-647 .elementor-element.elementor-element-0a74abc:hover{--border-radius:01px 01px 01px 01px;--border-top-left-radius:01px;--border-top-right-radius:01px;--border-bottom-right-radius:01px;--border-bottom-left-radius:01px;box-shadow:0px 10px 25px 0px rgba(0, 0, 0, 0.25);}.elementor-647 .elementor-element.elementor-element-0a74abc, .elementor-647 .elementor-element.elementor-element-0a74abc::before{--border-transition:0.3s;}.elementor-widget-theme-post-featured-image .widget-image-caption{color:var( --e-global-color-text );font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );}.elementor-647 .elementor-element.elementor-element-f4923e3{margin:15px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;}.elementor-647 .elementor-element.elementor-element-f4923e3 img{width:100%;height:367px;object-fit:cover;object-position:center center;border-radius:15px 15px 15px 15px;}.elementor-widget-theme-post-title .elementor-heading-title{font-family:var( --e-global-typography-primary-font-family ), 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--e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );}.elementor-647 .elementor-element.elementor-element-af80aaa{margin:0px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;padding:0px 010px 0px 10px;}.elementor-647 .elementor-element.elementor-element-af80aaa .elementor-icon-list-icon i{color:#000000;font-size:14px;}.elementor-647 .elementor-element.elementor-element-af80aaa .elementor-icon-list-icon svg{fill:#000000;--e-icon-list-icon-size:14px;}.elementor-647 .elementor-element.elementor-element-af80aaa .elementor-icon-list-icon{width:14px;}<\/style>\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-645 post-645 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-3-thang-3-2025\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"740\" height=\"773\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-icon-with-formular-tools_1639-26099.avif\" class=\"elementor-animation-float attachment-full size-full wp-image-634\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-3-thang-3-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 3 th\u00e1ng 3.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:35 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-643 post-643 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-4-thang-4-2025\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1.webp\" class=\"elementor-animation-float attachment-full size-full wp-image-632\" alt=\"\" srcset=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1.webp 1024w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1-300x200.webp 300w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1-768x512.webp 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-4-thang-4-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 4 th\u00e1ng 4.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:32 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-641 post-641 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-5-thang-5-2025\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"740\" height=\"416\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/2d5e0a_7446215cb6c94694ab875d79650c6d64_mv2.webp\" class=\"elementor-animation-float attachment-full size-full wp-image-633\" alt=\"\" srcset=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/2d5e0a_7446215cb6c94694ab875d79650c6d64_mv2.webp 740w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/2d5e0a_7446215cb6c94694ab875d79650c6d64_mv2-300x169.webp 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-5-thang-5-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 5 th\u00e1ng 5.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:32 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-639 post-639 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-6-thang-6-2025\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"740\" height=\"773\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-icon-with-formular-tools_1639-26099.avif\" class=\"elementor-animation-float attachment-full size-full wp-image-634\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-6-thang-6-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 6 th\u00e1ng 6.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:29 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-631 post-631 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-9-thang-9-2025\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"740\" height=\"740\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/maths-realistic-chalkboard-background_23-2148159115.avif\" class=\"elementor-animation-float attachment-full size-full wp-image-635\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-9-thang-9-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 9 th\u00e1ng 9.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:28 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-629 post-629 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-10-thang-10-2025\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1.jpg\" class=\"elementor-animation-float attachment-full size-full wp-image-636\" alt=\"\" srcset=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1.jpg 2560w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-300x200.jpg 300w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-1024x683.jpg 1024w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-768x512.jpg 768w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-1536x1024.jpg 1536w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-2048x1366.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-10-thang-10-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 10 th\u00e1ng 10.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:10 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\" aria-label=\"Previous\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\" aria-label=\"Next\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-537e89d elementor-pagination-type-bullets elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-loop-carousel\" data-id=\"537e89d\" data-element_type=\"widget\" data-settings=\"{&quot;template_id&quot;:647,&quot;slides_to_show&quot;:&quot;4&quot;,&quot;_skin&quot;:&quot;post&quot;,&quot;slides_to_show_tablet&quot;:&quot;2&quot;,&quot;slides_to_show_mobile&quot;:&quot;1&quot;,&quot;slides_to_scroll&quot;:&quot;1&quot;,&quot;edit_handle_selector&quot;:&quot;.elementor-loop-container&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500,&quot;offset_sides&quot;:&quot;none&quot;,&quot;arrows&quot;:&quot;yes&quot;,&quot;pagination&quot;:&quot;bullets&quot;,&quot;image_spacing_custom&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;image_spacing_custom_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"loop-carousel.post\">\n\t\t\t\t\t\t\t<div class=\"swiper elementor-loop-container elementor-grid\" role=\"list\" dir=\"ltr\">\n\t\t\t\t<div class=\"swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-645 post-645 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-3-thang-3-2025\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"740\" height=\"773\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-icon-with-formular-tools_1639-26099.avif\" class=\"elementor-animation-float attachment-full size-full wp-image-634\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-3-thang-3-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 3 th\u00e1ng 3.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:35 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-643 post-643 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-4-thang-4-2025\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1.webp\" class=\"elementor-animation-float attachment-full size-full wp-image-632\" alt=\"\" srcset=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1.webp 1024w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1-300x200.webp 300w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/Untitled-design-2023-10-10T165957.095-1024x683-1-768x512.webp 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-4-thang-4-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 4 th\u00e1ng 4.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:32 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-641 post-641 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-5-thang-5-2025\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"740\" height=\"416\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/2d5e0a_7446215cb6c94694ab875d79650c6d64_mv2.webp\" class=\"elementor-animation-float attachment-full size-full wp-image-633\" alt=\"\" srcset=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/2d5e0a_7446215cb6c94694ab875d79650c6d64_mv2.webp 740w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/2d5e0a_7446215cb6c94694ab875d79650c6d64_mv2-300x169.webp 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-5-thang-5-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 5 th\u00e1ng 5.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:32 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-639 post-639 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-6-thang-6-2025\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"740\" height=\"773\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-icon-with-formular-tools_1639-26099.avif\" class=\"elementor-animation-float attachment-full size-full wp-image-634\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-6-thang-6-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 6 th\u00e1ng 6.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:29 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-631 post-631 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-9-thang-9-2025\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"740\" height=\"740\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/maths-realistic-chalkboard-background_23-2148159115.avif\" class=\"elementor-animation-float attachment-full size-full wp-image-635\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-9-thang-9-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 9 th\u00e1ng 9.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>3:28 pm<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"647\" class=\"elementor elementor-647 swiper-slide e-loop-item e-loop-item-629 post-629 post type-post status-publish format-standard has-post-thumbnail hentry category-thach-thuc-toan-hoc\" data-elementor-post-type=\"elementor_library\" role=\"group\" aria-roledescription=\"slide\" data-custom-edit-handle=\"1\">\n\t\t\t<div class=\"elementor-element elementor-element-0a74abc e-flex e-con-boxed e-con e-parent\" data-id=\"0a74abc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4923e3 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"f4923e3\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-10-thang-10-2025\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1.jpg\" class=\"elementor-animation-float attachment-full size-full wp-image-636\" alt=\"\" srcset=\"https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1.jpg 2560w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-300x200.jpg 300w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-1024x683.jpg 1024w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-768x512.jpg 768w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-1536x1024.jpg 1536w, https:\/\/demo.sachtienganhtphcm.com\/wp-content\/uploads\/2025\/10\/math-chalkboard-header-scaled-1-2048x1366.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd78da1 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"fd78da1\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/thach-thuc-ky-nay-tap-9-so-10-thang-10-2025\/\">Th\u00e1ch th\u1ee9c k\u1ef3 n\u00e0y t\u1eadp 9 &#8211; s\u1ed1 10 th\u00e1ng 10.2025<\/a><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af80aaa elementor-widget elementor-widget-post-info\" data-id=\"af80aaa\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d8106c8 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/demo.sachtienganhtphcm.com\/index.php\/2025\/10\/09\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>October 9, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-327e79b elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 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