Question

${\tan }^{-1}\left[\frac{1}{\sqrt{3}}\sin \frac{5\pi }{2}\right]{\sin }^{-1}\left[\cos \left({\sin }^{-1}\frac{\sqrt{3}}{2}\right)\right]=$

• A. 0
• B. $\frac{\pi }{6}$
• C. $\frac{\pi }{3}$
• D. none of the above

Answer 1

Answer: (D)

${\left(\frac{\pi }{6}\right)}^2$