જો $\sin ^{-1} x + \sin ^{-1}(1-x) = \cos ^{-1} x$ હોય,તો $x \in$

  • A
    $\{1, 0\}$
  • B
    $\{-1, 1\}$
  • C
    $\{0, \frac{1}{2}\}$
  • D
    $\{2, 0\}$

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