यदि $f'(x) = \sin^2 x$ और $y = f \left( \frac{2x - 1}{x^2 + 1} \right)$ है, तो $x = 1$ पर $\frac{dy}{dx}$ का मान है

  • A
    $\frac{1}{4} \sin \left( \frac{1}{2} \right)$
  • B
    $\frac{1}{4} \sin^2 \left( \frac{1}{2} \right)$
  • C
    $\sin^2 \left( \frac{1}{4} \right)$
  • D
    $\frac{1}{2} \sin^2 \left( \frac{1}{2} \right)$

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मान लीजिए $y=f(x)=\sin ^3\left(\frac{\pi}{3}\cos \left(\frac{\pi}{3 \sqrt{2}}\left(-4 x^3+5 x^2+1\right)^{\frac{3}{2}}\right)\right)$. तो,$x =1$ पर,

यदि $y = \cot^{-1}\left(\sqrt{\frac{1-\sin x}{1+\sin x}}\right)$ है,तो $\frac{dy}{dx} =$

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यदि $y = \operatorname{Tan}^{-1}\left(\frac{x}{1+2x^2}\right) + \operatorname{Tan}^{-1}\left(\frac{x}{1+6x^2}\right)$ है,तो $\frac{dy}{dx} = $

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