$xy = e^{x-y}$ માટે,$\frac{dy}{dx} =$ . . . . . .

  • A
    $\frac{y(x-1)}{x(y+1)}$
  • B
    $\frac{y(1-x)}{x(1+y)}$
  • C
    $\frac{y(x+1)}{x(y-1)}$
  • D
    $\frac{x(y+1)}{y(x-1)}$

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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.

જો $y = \operatorname{Sin}^{-1}\left(\frac{4+5 \sin x}{5+4 \sin x}\right)$ હોય,તો $\frac{dy}{dx}$ શોધો.

જો ${e^y} + xy = e$ હોય,તો $x = 0$ આગળ ક્રમયુક્ત જોડ $\left( {\frac{{dy}}{{dx}},\frac{{{d^2}y}}{{d{x^2}}}} \right)$ ની કિંમત શોધો.

જો $y^m + y^{-m} = 2x$ હોય, તો $(x^2 - 1) \left( \frac{dy}{dx} \right)^2 = $

જો $f(x) = \frac{1}{x^3} \int_5^x (2u^2 - u f'(u)) du$ હોય, તો $f'(5) = $

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