<?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: Trong không gian với hệ tọa độ Oxyz, cho \(\overrightarrow a = \left( {1;2;1} \right),\overrightarrow b = \left( { &#8211; 2;3;4} \right),\overrightarrow c = \left( {0;1;2} \right)\) và \(\overrightarrow d = \left( {4;2;0} \right).\) Biết \(\overrightarrow d = x\overrightarrow a + y\overrightarrow b + z\overrightarrow c\). Tính tổng \(S = x + y + z.\) 	</title>
	<atom:link href="https://booktoan.com/de-trong-khong-gian-voi-he-toa-do-oxyz-cho-overrightarrow-a-left-121-rightoverrightarrow-b-left-234-rightoverrightarrow-c-left-012-right-va-2.html/feed" rel="self" type="application/rss+xml" />
	<link>https://booktoan.com/de-trong-khong-gian-voi-he-toa-do-oxyz-cho-overrightarrow-a-left-121-rightoverrightarrow-b-left-234-rightoverrightarrow-c-left-012-right-va-2.html</link>
	<description>Học toán, Đề thi toán, Sách giáo khoa Toán, trắc nghiệm Toán online</description>
	<lastBuildDate>Tue, 28 May 2019 15:15:02 +0000</lastBuildDate>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=7.1.2</generator>
</channel>
</rss>
