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

  • A
    -$1$
  • B
    -$2$
  • C
    $\frac{y}{x}$
  • D
    $x y$

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જો $\log (x+y)=\sin (x+y)$ હોય,તો $\frac{dy}{dx}$ શું થાય?

જો $f(x) = \frac{1}{x^2} \int_3^x (2t - 3f'(t)) dt$ હોય, તો $f'(3)$ ની કિંમત શોધો.

જો $\sin y + e^{-x \cos y} = e$ હોય,તો $(1, \pi)$ આગળ $\frac{dy}{dx}$ ની કિંમત શોધો.

જો ${x^y} = {e^{x - y}}$ હોય,તો $\frac{dy}{dx} = $

બે વક્રો $x^{3}-3xy^{2}+2=0$ અને $3x^{2}y-y^{3}=2$:

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