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OpenStudy (anonymous):
cosin75
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OpenStudy (anonymous):
It is nothing but 1/sin75
OpenStudy (anonymous):
1.035
OpenStudy (anonymous):
Note that \(\large \cos 75 = \cos(30 + 45)=\ldots \). You'll get your answer once you apply the appropriate trig identity. Do you know how to proceed from here? :-)
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