यदि $y = \cos^{-1}\left(\frac{2x}{1+x^2}\right)$ है,तो $\frac{dy}{dx}$ ज्ञात कीजिए,जहाँ $-1 < x < 1$ है।

  • A
    $\frac{-2}{1+x^2}$
  • B
    $\frac{2}{1+x^2}$
  • C
    $\frac{-1}{1+x^2}$
  • D
    $\frac{1}{1+x^2}$

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Similar Questions

यदि $\cos^{-1} \left( \frac{x}{2} \right) + \cos^{-1} \left( \frac{y}{3} \right) = \theta$ है,तो $9 x^{2} - 12 x y \cos \theta + 4 y^{2} =$ क्या होगा?

$\tan^{-1} \left( \frac{\sin 2 - 1}{\cos 2} \right)$ का मान ज्ञात कीजिए:

यदि $x = {\sin ^{ - 1}}(\sin 10)$ और $y = {\cos ^{ - 1}}(\cos 10)$ है,तो $y - x$ का मान ज्ञात कीजिए।

$\cot \left[\sum_{n=3}^{32} \cot ^{-1}\left(1+\sum_{k=1}^n 2 k\right)\right]=$

यदि $\sin \left( \sin^{-1} \frac{1}{5} + \cos^{-1} x \right) = 1$ है,तो $x$ का मान ज्ञात कीजिए।

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