MCQ
$\sin ^{-1}\left(-\frac{1}{2}\right)+2 \cos ^{-1}\left(\frac{-\sqrt{3}}{2}\right)=?$
  • A
    $\frac{\pi}{2}$
  • B
    $\pi$
  • $\frac{3 \pi}{2}$
  • D
    $2 \pi$

Answer

Correct option: C.
$\frac{3 \pi}{2}$
C

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