MCQ
${\cos ^{ - 1}}\left( {\frac{{\sqrt 3 }}{2}} \right) + 2{\sin ^{ - 1}}\left( {\frac{{\sqrt 3 }}{2}} \right) = .....$
- ✓$\frac{{5\pi }}{6}$
- B$\frac{\pi }{4}$
- C$\frac{{4\pi }}{3}$
- D$\frac{{4\pi }}{6}$
${\cos ^{ - 1}}\left( {\frac{{\sqrt 3 }}{2}} \right) + 2{\sin ^{ - 1}}\left( {\frac{{\sqrt 3 }}{2}} \right) = \frac{\pi }{6} + 2\left( {\frac{\pi }{3}} \right)$
$ = \frac{{\pi + 4\pi }}{6} = \frac{{5\pi }}{6}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.