$y=\tan ^{-1}\left(\frac{\sqrt{1+x^2}-1}{x}\right)$ નું વિકલન શું થાય?

  • 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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$x$ ની સાપેક્ષમાં નીચેનાનું વિકલન કરો: $\sin ^{-1}\left(\frac{2^{x+1}}{1+4^{x}}\right)$

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જો $f(x) = \sin^{-1}\left[\frac{2^{x+1}}{1+4^x}\right]$ હોય,તો $f'(0) = $

$x \in \left(0, \frac{1}{4}\right)$ માટે,જો $\tan ^{-1}\left(\frac{6 x \sqrt{x}}{1-9 x^3}\right)$ નું વિકલન $\sqrt{x} \cdot g(x)$ હોય,તો $g(x)$ ની કિંમત શોધો.

જો $y=\tan ^{-1}\left[\frac{1}{1+x+x^2}\right]+\tan ^{-1}\left[\frac{1}{x^2+3 x+3}\right], x>0$ હોય,તો $\frac{d y}{d x}=$

જો $y = \sin^{-1}(\frac{2x}{1 + x^2})$ હોય,તો $\left. \frac{dy}{dx} \right|_{x = -2}$ ની કિંમત શોધો.

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