$y=\tan ^{-1}\left(\frac{\sqrt{1+x^2}-1}{x}\right)$ का अवकलज क्या है?

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

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मान लीजिए $f : R \rightarrow R$ एक अवकलनीय फलन है ताकि $f(2) = 2$ हो। तो $\lim_{x \to 2} \int_{2}^{f(x)} \frac{4t^3}{x - 2} dt$ का मान ज्ञात कीजिए।

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यदि $y=\cos ^{-1}\left(\frac{a^2}{\sqrt{x^4+a^4}}\right)$ है,तो $\frac{d y}{d x}$ क्या है?

$\frac{d}{dx} \left[ \tan^{-1} \left( \frac{\sqrt{x}(3 - x)}{1 - 3x} \right) \right] =$

यदि $a > b > 0$ और $x$ न्यूनकोण है,तो $\frac{d}{dx} \left[ \cos^{-1} \left( \frac{b - a \cos x}{a - b \cos x} \right) \right] = $

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,

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