જો $x = ct$ અને $y = \frac{c}{t}$ હોય,તો $t = 2$ આગળ $\frac{dy}{dt}$ શોધો.

  • A
    $\frac{1}{4}$
  • B
    $4$
  • C
    $-\frac{1}{4}$
  • D
    $0$

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

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

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

જો $x=a(\theta+\sin \theta)$ અને $y=a(1-\cos \theta)$ હોય,તો $\left(\frac{d^2 y}{dx^2}\right)_{\theta=\pi / 2}=$

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