^ -1 x+ ^ -1 x is equal to - Vidyadip

MCQ

$\sin ^{-1} x+\cos ^{-1} x$ is equal to

A
$\frac{\pi}{4}$
✓
$\frac{\pi}{2}$
C
$-1$
D
1

✓

Answer

Correct option: B.

$\frac{\pi}{2}$

(B)

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