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	<title>Comentários sobre: Algebra basica  comecei o preparatório para a AFA</title>
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		<title>Por: Lucas Ortiz</title>
		<link>http://www.professoronline.net/algebra-basica-comecei-o-preparatorio-para-a-afa/comment-page-1/#comment-1355</link>
		<dc:creator><![CDATA[Lucas Ortiz]]></dc:creator>
		<pubDate>Wed, 05 Feb 2014 21:07:24 +0000</pubDate>
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		<description><![CDATA[              3
         ----------
          1+   3 
             -----
           1+  3
             -----
              1-x
Obs: os 2 &quot;1+ ao lado esquerdo do 3 estao fora da fração ao lado.]]></description>
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         &#8212;&#8212;&#8212;-<br />
          1+   3<br />
             &#8212;&#8211;<br />
           1+  3<br />
             &#8212;&#8211;<br />
              1-x<br />
Obs: os 2 &#8220;1+ ao lado esquerdo do 3 estao fora da fração ao lado.</p>
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