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	<title>Professores Online &#187; barbarasoares99</title>
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		<title>Raizes e coordenadas do vertice!</title>
		<link>https://www.professoronline.net/raizes-e-coordenadas-do-vertice/</link>
		<comments>https://www.professoronline.net/raizes-e-coordenadas-do-vertice/#comments</comments>
		<pubDate>Fri, 12 Jun 2015 01:03:39 +0000</pubDate>
		<dc:creator><![CDATA[barbarasoares99]]></dc:creator>
				<category><![CDATA[Matemática]]></category>
		<category><![CDATA[coordenadas]]></category>
		<category><![CDATA[do]]></category>
		<category><![CDATA[e]]></category>
		<category><![CDATA[raízes]]></category>
		<category><![CDATA[vertice]]></category>

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		<description><![CDATA[1- nas funçoes a seguir , ache as raizes e dê as coordenadas do vertice : a)y=2x²-n b)y=-10x²+n c)y=-2&#215;2+n x d)y=10x²+n x 2- calcule as coordenadas do vertice :a)y=nx²-2 x+4 b)y=3x²-n x 10 seja a funçao f (x)=n x ²-2 x +4 3-calcule: f(5)= f(-5)=]]></description>
				<content:encoded><![CDATA[<p>1- nas funçoes a seguir , ache as raizes e dê as coordenadas do vertice : a)y=2x²-n<br />
                               b)y=-10x²+n<br />
                               c)y=-2&#215;2+n x<br />
                               d)y=10x²+n x</p>
<p>2- calcule as coordenadas do vertice :a)y=nx²-2 x+4<br />
 b)y=3x²-n x 10</p>
<p>seja a funçao f (x)=n x ²-2 x +4</p>
<p>3-calcule:<br />
f(5)=<br />
f(-5)=</p>
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