MCQ
$\sin ^{-1}(1-x)-2 \sin ^{-1} x=\frac{\pi}{2}$ तो $x=$ ?
  • $0, \frac{1}{2}$
  • B
    $1, \frac{1}{2}$
  • C
    $\frac{1}{2}$
  • D
    $0$

Answer

Correct option: A.
$0, \frac{1}{2}$
(A)

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