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	<title>Allx &#8211; Die Kluge Eule</title>
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		<title>Was ist cos 135?</title>
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		<dc:creator><![CDATA[Allx]]></dc:creator>
		<pubDate>Mon, 27 Jan 2020 18:05:32 +0000</pubDate>
				<category><![CDATA[Trigonometrie]]></category>
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					<description><![CDATA[Was ist cos 135? Antworten: Der Wert der #cos 135# is #-1/sqrt(2)#. Erläuterung: Wir haben #cos 135#. #135= (3pi)/4# So #cos((3pi)/4)=cos(pi-pi/4)# # =-cos(pi/4)# # =-1/sqrt2# Ich hoffe es hilft!!]]></description>
										<content:encoded><![CDATA[<h1 class="questionTitle">Was ist cos 135?</h1>
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<p>Der Wert der #cos 135#  is  #-1/sqrt(2)#.</p>
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<h4 class="answerHeader">Erläuterung:</h4>
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<p>Wir haben #cos 135#.</p>
<p>#135= (3pi)/4#</p>
<p>So  </p>
<p>#cos((3pi)/4)=cos(pi-pi/4)#</p>
<blockquote class="notranslate">
<p>#                           =-cos(pi/4)#</p>
<p>#                           =-1/sqrt2#</p>
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<p>Ich hoffe es hilft!!</p>
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