From dce680c4f0b5cd99a64f5af04d2c19ef6a4010df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Quang=20Th=E1=BA=AFng?=
 <35835961+thangisme@users.noreply.github.com>
Date: Sun, 27 Dec 2020 18:06:32 +0700
Subject: [PATCH] =?UTF-8?q?Th=E1=BB=AD=20nghi=E1=BB=87m=20Katex=20l?=
 =?UTF-8?q?=E1=BA=A1i?=
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---
 docs/vat-li/lop-10/chuyen-dong-thang-deu.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/docs/vat-li/lop-10/chuyen-dong-thang-deu.md b/docs/vat-li/lop-10/chuyen-dong-thang-deu.md
index 0726916..fda538c 100644
--- a/docs/vat-li/lop-10/chuyen-dong-thang-deu.md
+++ b/docs/vat-li/lop-10/chuyen-dong-thang-deu.md
@@ -1,6 +1,7 @@
 ---
 layout: default
 title: Chuyển động thẳng đều
+parent: Vật lí 10
 ---
 <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/katex.min.css" integrity="sha384-AfEj0r4/OFrOo5t7NnNe46zW/tFgW6x/bCJG8FqQCEo3+Aro6EYUG4+cU+KJWu/X" crossorigin="anonymous">
 
@@ -9,9 +10,12 @@ title: Chuyển động thẳng đều
 
 # Tốc độ trung bình
 <div class="tex" data-expr="\KaTeX">\frac{2}{3}</div>
-
+<div class="example tex" data-expr="\displaystyle \left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)"></div>
+       
 <script defer src="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/katex.min.js" integrity="sha384-g7c+Jr9ZivxKLnZTDUhnkOnsh30B4H0rpLUpJ4jAIKs4fnJI+sEnkvrMWph2EDg4" crossorigin="anonymous"></script>
 
 <!-- To automatically render math in text elements, include the auto-render extension: -->
 <script defer src="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/contrib/auto-render.min.js" integrity="sha384-mll67QQFJfxn0IYznZYonOWZ644AWYC+Pt2cHqMaRhXVrursRwvLnLaebdGIlYNa" crossorigin="anonymous"
         onload="renderMathInElement(document.body);"></script>
+<div class="example tex" data-expr="\displaystyle {1 +  \frac{q^2}{(1-q)}+\frac{q^6}{(1-q)(1-q^2)}+\cdots }= \prod_{j=0}^{\infty}\frac{1}{(1-q^{5j+2})(1-q^{5j+3})}, \quad\quad \text{for }\lvert q\rvert<1."></div>
+