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	<title>Arabelle &#8211; Die Kluge Eule</title>
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		<title>Was ist der genaue Wert von #sec (2pi / 3) #?</title>
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		<pubDate>Sat, 21 Dec 2019 18:50:55 +0000</pubDate>
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					<description><![CDATA[Was ist der genaue Wert von #sec (2pi / 3) #? #sec ((2pi)/3) = 1/cos ((2pi)/3)# Auf dem Kreis der Triggereinheit: #cos ((2pi)/3) = cos (pi - pi/3) = - cos( pi/3) = -1/2# (Triggertabelle) #sec ((2pi)/3) = -2#]]></description>
										<content:encoded><![CDATA[<h1 class="questionTitle">Was ist der genaue Wert von #sec (2pi / 3) #?</p>
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<p>#sec ((2pi)/3) = 1/cos ((2pi)/3)#</p>
<p>Auf dem Kreis der Triggereinheit:</p>
<p>#cos ((2pi)/3) = cos (pi - pi/3) = - cos( pi/3) = -1/2# (Triggertabelle)</p>
<p>#sec ((2pi)/3) = -2#</p>
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