MCQ
$\sin ^{-1} x+\cos ^{-1} x=$
  • $\frac{\pi}{2}$
  • B
    $\pi$
  • C
    $\frac{\pi}{4}$
  • D
    $2 \pi$

Answer

Correct option: A.
$\frac{\pi}{2}$
(A)

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