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Precalculus
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OpenStudy (anonymous):
cos^-1 (-3/2)
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OpenStudy (anonymous):
not likely
OpenStudy (anonymous):
Try it on a calculator
OpenStudy (anonymous):
inverse cosine of (-3/2)
OpenStudy (anonymous):
cosine is stuck between -1 and 1, it cannot be \(-\frac{3}{2}\) since that is less than minus one
OpenStudy (anonymous):
You will get a math error because that is outside of the cosine domain.
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