$\frac{d}{dx} \tan^{-1} \left( \frac{1-x}{1+x} \right) = $ . . . . . .

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

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Similar Questions

$x = \frac{1}{2}$ આગળ $\sqrt{1 - x^2}$ ની સાપેક્ષમાં $\sec^{-1}\left( \frac{1}{2x^2 - 1} \right)$ નું વિકલન શું થાય?

Difficult
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$x=0$ આગળ $\tan ^{-1}\left(\frac{\sqrt{1+x^2}-1}{x}\right)$ નું $\tan ^{-1}\left(\frac{2 x \sqrt{1-x^2}}{1-2 x^2}\right)$ ની સાપેક્ષ વિકલન શોધો.

જો $f(x)=\sin ^{-1}\left(\frac{2 x}{1+x^{2}}\right)$ હોય,તો $f^{\prime}(\sqrt{3})$ ની કિંમત શોધો.

$\frac{d}{dx} \left\{ \cos^{-1} \left( \frac{1 - x^2}{1 + x^2} \right) \right\} = $

$\frac{d}{d x}\left(\cos ^{-1}\left(\frac{x-\frac{1}{x}}{x+\frac{1}{x}}\right)\right)=$

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