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	Các bình luận về: Đề bài: Cho các số dương $a,b,c,d$ chứng minh rằng:  $\sqrt{ab}+\sqrt{cd}\leq \sqrt{(a+c)(b+d)}$	</title>
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		Bởi: admin		</title>
		<link>https://booktoan.com/de-bai-cho-cac-so-duong-abcd-chung-minh-rang-sqrtabsqrtcdleq-sqrtacbd.html/comment-page-1#comment-23911</link>

		<dc:creator><![CDATA[admin]]></dc:creator>
		<pubDate>Fri, 08 Apr 2022 12:52:12 +0000</pubDate>
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					<description><![CDATA[Trả lời tới &lt;a href=&quot;https://booktoan.com/de-bai-cho-cac-so-duong-abcd-chung-minh-rang-sqrtabsqrtcdleq-sqrtacbd.html/comment-page-1#comment-23887&quot;&gt;khoong bieet&lt;/a&gt;.

Cám ơn bạn.]]></description>
			<content:encoded><![CDATA[<p>Trả lời tới <a href="https://booktoan.com/de-bai-cho-cac-so-duong-abcd-chung-minh-rang-sqrtabsqrtcdleq-sqrtacbd.html/comment-page-1#comment-23887">khoong bieet</a>.</p>
<p>Cám ơn bạn.</p>
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		Bởi: khoong bieet		</title>
		<link>https://booktoan.com/de-bai-cho-cac-so-duong-abcd-chung-minh-rang-sqrtabsqrtcdleq-sqrtacbd.html/comment-page-1#comment-23887</link>

		<dc:creator><![CDATA[khoong bieet]]></dc:creator>
		<pubDate>Mon, 04 Apr 2022 09:40:27 +0000</pubDate>
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					<description><![CDATA[hay]]></description>
			<content:encoded><![CDATA[<p>hay</p>
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