Q. $tan (2 sin^{- 1} (\frac{5}{13})) =$

4519 251 Inverse Trigonometric Functions Report Error

A

$\frac{51}{78}$

4%

B

$\frac{60}{39}$

6%

C

$\frac{160}{119}$

7%

D

$\frac{120}{119}$

83%

Solution:

$2 sin^{- 1} \frac{5}{13} = sin^{- 1} \frac{120}{169} = tan^{- 1} \frac{120}{119}$