$\frac{d}{dx}[\tan^{-1}(\cot x) + \cot^{-1}(\tan x)] = $

  • A
    $0$
  • B
    $1$
  • C
    $-1$
  • D
    $-2$

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Similar Questions

$x$ का वह मान जो $\sin \left(\cot ^{-1} x\right)=\cos \left(\tan ^{-1}(1+x)\right)$ को संतुष्ट करता है,है

यदि $\cos ^{-1} x+\cos ^{-1} y+\cos ^{-1} z=3 \pi$ है,तो

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