$\frac{d}{d x}\left(\cos ^{-1}\left(\frac{4 x^3}{27}-x\right)\right)=$

  • A
    $\frac{3}{\sqrt{9-x^2}}$
  • B
    $\frac{1}{\sqrt{9-x^2}}$
  • C
    $\frac{-3}{\sqrt{9-x^2}}$
  • D
    $\frac{-1}{\sqrt{9-x^2}}$

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ધારો કે $f : R \rightarrow R$ એક વિકલનીય વિધેય છે અને $f(1) = 4$ છે. તો $\lim_{x \rightarrow 1} \int_{4}^{f(x)} \frac{2t \, dt}{x - 1}$ નું મૂલ્ય શોધો.

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

જો $y=\sec ^{-1}\left(\frac{x+x^{-1}}{x-x^{-1}}\right)$ હોય,તો $\frac{d y}{d x}=$

જો $y = \cot^{-1}(\cos 2x)^{1/2}$ હોય,તો $x = \frac{\pi}{6}$ આગળ $\frac{dy}{dx}$ ની કિંમત શોધો.

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