<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	 xmlns:media="http://search.yahoo.com/mrss/" 
	>
<channel>
	<title>
	Các bình luận về: Đề bài: Chứng minh rằng với ba số thực $a,b,c$ thỏa mãn $ab+bc+ca=4$. ta luôn có:   $a^4+b^4+c^4\geq \frac{16}{3}$	</title>
	<atom:link href="https://booktoan.com/de-bai-chung-minh-rang-voi-ba-so-thuc-abc-thoa-man-abbcca4-ta-luon-co-a4b4c4geq-frac163.html/feed" rel="self" type="application/rss+xml" />
	<link>https://booktoan.com/de-bai-chung-minh-rang-voi-ba-so-thuc-abc-thoa-man-abbcca4-ta-luon-co-a4b4c4geq-frac163.html</link>
	<description>Học toán, Đề thi toán, Sách giáo khoa Toán, trắc nghiệm Toán online</description>
	<lastBuildDate>Sat, 10 Jul 2021 17:00:00 +0000</lastBuildDate>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=7.1.3</generator>
</channel>
</rss>
