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Solve the Problem cosθ=513\cos \theta = - \frac { 5 } { 13 }

Question 111

Multiple Choice

Solve the problem.
-If cosθ=513\cos \theta = - \frac { 5 } { 13 } , and π2<θ<π\frac { \pi } { 2 } < \theta < \pi , then find tan2θ\tan 2 \theta .


A) 120119\frac { 120 } { 119 }

B) 169119\frac { 169 } { 119 }

C) 169120\frac { 169 } { 120 }

D) 119120\frac { 119 } { 120 }

Correct Answer:

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