જો $x=3 \sqrt{2} \cos ^3 \theta$ અને $y=4 \tan ^2 \theta$ હોય, તો $\left(\frac{d y}{d x}\right)_{\theta=\frac{\pi}{4}} = $

  • A
    $\frac{32 \sqrt{2}}{9}$
  • B
    $\frac{16}{9}$
  • C
    $-\frac{32}{9}$
  • D
    $\frac{32}{9}$

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Similar Questions

જો $x = \frac{3at}{1 + t^3}$ અને $y = \frac{3at^2}{1 + t^3}$ હોય,તો $\frac{dy}{dx} = $

જો $x=3 \tan t$ અને $y=3 \sec t$ હોય,તો $t=\frac{\pi}{4}$ આગળ $\frac{d^2 y}{d x^2}$ ની કિંમત શોધો.

$a > 0, t \in \left( 0, \frac{\pi}{2} \right)$ માટે,ધારો કે $x = \sqrt{a^{\sin^{-1} t}}$ અને $y = \sqrt{a^{\cos^{-1} t}}$. તો,$1 + \left( \frac{dy}{dx} \right)^2$ ની કિંમત શોધો.

ધારો કે $x(t) = 2 \sqrt{2} \cos t \sqrt{\sin 2t}$ અને $y(t) = 2 \sqrt{2} \sin t \sqrt{\sin 2t}$,$t \in (0, \frac{\pi}{2})$. તો $t = \frac{\pi}{4}$ આગળ $\frac{1 + (\frac{dy}{dx})^2}{\frac{d^2y}{dx^2}}$ ની કિંમત શોધો.

જો $x=5(1-\sin t)$ અને $y=5(t+\cos t)$ હોય, તો $\frac{dx}{dy}=$

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