$\operatorname{Sin}^{-1} x + \operatorname{Cos}^{-1} x + \operatorname{Tan}^{-1} x$ का परिसर (range) ज्ञात कीजिए।

  • A
    $\left(0, \frac{3\pi}{4}\right)$
  • B
    $\left(\frac{\pi}{4}, \frac{3\pi}{4}\right)$
  • C
    $\left[\frac{\pi}{4}, \frac{3\pi}{4}\right]$
  • D
    $\left(0, \pi\right)$

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