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	<title>相關回應：每週一題102.03.27</title>
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	<description>以智慧解決生活中面臨的問題</description>
	<pubDate>Fri, 13 Nov 2026 14:53:28 +0000</pubDate>
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		<title>作者：hs_math</title>
		<link>http://140.128.107.194/wpmu/hs_math/%e6%af%8f%e9%80%b1%e4%b8%80%e9%a1%8c-2/%e6%af%8f%e9%80%b1%e4%b8%80%e9%a1%8c/#comment-16</link>
		<dc:creator>hs_math</dc:creator>
		<pubDate>Wed, 08 May 2013 09:59:01 +0000</pubDate>
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		<description>答案：M=5；m= - 4

  q^O^/ 恭喜您，答對囉，給您一個「讚」。</description>
		<content:encoded><![CDATA[<p>答案：M=5；m= - 4</p>
<p>  q^O^/ 恭喜您，答對囉，給您一個「讚」。</p>
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		<title>作者：thuhsc010</title>
		<link>http://140.128.107.194/wpmu/hs_math/%e6%af%8f%e9%80%b1%e4%b8%80%e9%a1%8c-2/%e6%af%8f%e9%80%b1%e4%b8%80%e9%a1%8c/#comment-15</link>
		<dc:creator>thuhsc010</dc:creator>
		<pubDate>Fri, 03 May 2013 23:48:05 +0000</pubDate>
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		<description>(b^2+c^2+d^2)(1+1+1)&gt;=(b+c+d)^2
(28-a^2)*3&gt;=(a-2)^2
解上式得-4&lt;=a&lt;=5</description>
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(28-a^2)*3&gt;=(a-2)^2<br />
解上式得-4&lt;=a&lt;=5</p>
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