MCQ
$ \sin^{-1}\text{⁡x}+\cos^{1}\text{⁡x}= $
  • $ \frac{π}{2}$
  • B
    π
  • C
    π3
  • D

Answer

Correct option: A.
$ \frac{π}{2}$
$ \sin-1\text{⁡x}+\cos-1\text{⁡x}=π2; \text{x} ∈ [-1,1] $

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