{"version":"1.0","provider_name":"xBook","provider_url":"https:\/\/xbookvn.com\/es","author_name":"admin_trang","author_url":"https:\/\/xbookvn.com\/es\/author\/admin_trang\/","title":"To\u00e1n 9 - T\u1eadp 1 - xBook","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"eg1yLDpe2K\"><a href=\"https:\/\/xbookvn.com\/es\/xbook\/toan-9-tap-1\/\">Matem\u00e1ticas 9 \u2013 Tomo 1<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/xbookvn.com\/es\/xbook\/toan-9-tap-1\/embed\/#?secret=eg1yLDpe2K\" width=\"600\" height=\"338\" title=\"\u00abTo\u00e1n 9 &#8211; T\u1eadp 1\u00bb \u2014 xBook\" data-secret=\"eg1yLDpe2K\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/xbookvn.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/xbookvn.com\/wp-content\/uploads\/2025\/10\/xBook_simulated_mathematics.png","thumbnail_width":786,"thumbnail_height":326,"description":"B\u1ed9 xBook To\u00e1n 9 \u2013 T\u1eadp 1 do TUTBook\u2122 ph\u00e1t tri\u1ec3n gi\u00fap h\u1ecdc sinh kh\u00e1m ph\u00e1 ki\u1ebfn th\u1ee9c qua m\u00f4 ph\u1ecfng tr\u1ef1c quan, quiz t\u01b0\u01a1ng t\u00e1c v\u00e0 video b\u00e0i gi\u1ea3ng sinh \u0111\u1ed9ng.\u00a0M\u1ed7i b\u00e0i h\u1ecdc g\u1eafn QR \u0111\u1ecbnh danh, m\u1edf ngay &hellip;"}