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Let O be an angle in quadrant II such that csc =4"Find the exact values of tan 0 and cos 0.

Let O be an angle in quadrant II such that csc =4"Find the exact values of tan-example-1

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\begin{gathered} \csc (\theta)=(hypotenuse)/(opposite)=(9)/(4) \\ \end{gathered}

The tangent function is given by:


\tan (\theta)=(opposite)/(adjacent)=-\frac{4}{\sqrt[]{65}}

And the cosine function is:


\cos (\theta)=(adjacent)/(hypotenuse)=-\frac{\sqrt[]{65}}{9}

User Roman Sterlin
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