Find the Exact Value of the Indicated Trigonometric Function of θ

Find the exact value of the indicated trigonometric function of θ.
- $\sec \theta = \frac { 9 } { 2 } , \quad \theta$ in quadrant $\mathrm { IV } \quad$ Find $\tan \theta$

A) $- \frac { \sqrt { 77 } } { 9 }$
B) $- \frac { \sqrt { 77 } } { 2 }$
C) $- \sqrt { 77 }$
D) $- \frac { 9 } { 2 }$

Correct Answer:

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