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Use the Appropriate Identity to Find the Indicated Function Value tan⁡θ\tan \theta

Question 111

Multiple Choice

Use the appropriate identity to find the indicated function value. Rationalize the denominator, if applicable. If the given
value is a decimal, round your answer to three decimal places.
- tan⁡θ\tan \theta , given that cot⁡θ=−78\cot \theta = - \frac { 7 } { 8 }


A) 158\frac { 15 } { 8 }
B) −78- \frac { 7 } { 8 }
C) 87\frac { 8 } { 7 }
D) −87- \frac { 8 } { 7 }

Correct Answer:

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