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$$$\cos{\left(150^{\circ} \right)}$$$
Ihre Eingabe
Bestimme $$$\cos{\left(150^{\circ} \right)}$$$.
Antwort
$$$\cos{\left(150^{\circ} \right)} = \cos{\left(\frac{5 \pi}{6} \right)} = - \frac{\sqrt{3}}{2}\approx -0.866025403784439$$$A
Zum Graphen siehe den graphing calculator.
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