જો $y = \cos(x^{\circ})$ અને $z = \cos x$ હોય,તો $\frac{dy}{dz}$ ની કિંમત શોધો.

  • A
    $\frac{-\pi}{180} \sin(x^{\circ}) \operatorname{cosec} x$
  • B
    $\sin(x^{\circ}) \operatorname{cosec} x$
  • C
    $\frac{\pi}{180} \sin(x^{\circ}) \operatorname{cosec} x$
  • D
    $\frac{\pi}{180} \cos(x^{\circ}) \cos x$

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જો $r = [2\phi + \cos^2(2\phi + \pi/4)]^{1/2}$ હોય,તો $\phi = \pi/4$ આગળ વિકલિત $dr/d\phi$ નું મૂલ્ય શું છે?

જો $y = \frac{\sqrt{x^2 + 1} + \sqrt{x^2 - 1}}{\sqrt{x^2 + 1} - \sqrt{x^2 - 1}}$ હોય,તો $\frac{dy}{dx} = $

$\frac{d}{dx} \log_{\sqrt{x}} \left(\frac{1}{x}\right)$ ની કિંમત શોધો.

$\frac{d}{dx} [3 \sin(60^{\circ} - x^{\circ}) - 4 \cos^3(30^{\circ} + x^{\circ})] = \rule{1cm}{0.15mm}$

જો $f(x) = \frac{g(x) + g(-x)}{2} + \frac{2}{[h(x) + h(-x)]^{-1}}$,જ્યાં $g$ અને $h$ વિકલનીય વિધેયો છે,તો $f^{\prime}(0)$ શોધો.

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