જો $\frac{d}{d x}\left\{\frac{2}{\sqrt{2+\sqrt{2+\sqrt{2+2 \cos (4 x)}}}}\right\} = k \sec \left(\frac{x}{2}\right) \tan \left(\frac{x}{2}\right)$ હોય,તો $k$ ની કિંમત શોધો.

  • A
    $\frac{1}{2}$
  • B
    $2$
  • C
    $1$
  • D
    $\frac{1}{8}$

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Similar Questions

જો $f(x) = \frac{\sin^2 x}{1+\cot x} + \frac{\cos^2 x}{1+\tan x}$ હોય,તો $f^{\prime}\left(\frac{\pi}{6}\right)$ ની કિંમત કેટલી થાય?

$\frac{d}{d x}\left[\cos ^2\left(\cot ^{-1} \sqrt{\frac{2+x}{2-x}}\right)\right]$ ની કિંમત શોધો.

$x$ ની સાપેક્ષમાં વિધેયનું વિકલન કરો: $2 \sqrt{\cot \left(x^{2}\right)}$

જો $y=\log \left(\frac{1+x}{1-x}\right)^{1 / 4}-\frac{1}{2} \tan ^{-1}(x)$ હોય,તો $x=\frac{1}{\sqrt{2}}$ આગળ $\frac{d y}{d x}$ ની કિંમત શોધો.

નીચે આપેલા વિધેયનું વિકલન શોધો: $\frac{\cos x}{1+\sin x}$

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