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	<title>Professores Online &#187; T.Gomes</title>
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		<title>Conjuntos: Ache n(A ? B). Sejam A, B e C conjuntos.</title>
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		<pubDate>Sat, 13 Oct 2012 02:13:51 +0000</pubDate>
		<dc:creator><![CDATA[T.Gomes]]></dc:creator>
				<category><![CDATA[Matemática]]></category>
		<category><![CDATA[a]]></category>
		<category><![CDATA[ache]]></category>
		<category><![CDATA[b]]></category>
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		<category><![CDATA[conjuntos]]></category>
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		<description><![CDATA[Sejam A, B e C conjuntos tais que n(A)= 2x-3, n(B)= x-2, n(C)= 3x-4 e n(AUBUC)=x^2 onde n(S) é o número de elementos no conjunto S. Ache n(A ? B). Dúvida. Internet e livros. comparar resultado. &#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;]]></description>
				<content:encoded><![CDATA[<p>Sejam A, B e C conjuntos tais que n(A)= 2x-3, n(B)= x-2, n(C)= 3x-4 e n(AUBUC)=x^2 onde n(S) é o número de elementos no conjunto S. Ache n(A ? B).<br />
Dúvida.<br />
Internet e livros.<br />
comparar resultado.<br />
&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;</p>
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