જો $\sqrt{y + x} + \sqrt{y - x} = c$ અને $\frac{dy}{dx} = K - \sqrt{\frac{y^2}{x^2} - 1}$ હોય, તો $K$ ની કિંમત છે

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

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જો ${2^x} + {2^y} = {2^{x + y}}$ હોય,તો $x = y = 1$ આગળ $\frac{dy}{dx}$ ની કિંમત શોધો.

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

જો $a f(x)+b f\left(\frac{1}{x}\right)=x+1$, અને $\frac{d}{d x}\left(x^2 f(x)\right)=2 x^2+2 x+\frac{1}{3}$ હોય, તો $a-b=$

જો $ax^2 + 2hxy + by^2 + 2gx + 2fy + c = 0$ હોય,તો $\frac{dy}{dx} = $

જો $x^3+y^3=3axy$ હોય,તો $\left(\frac{3a}{2}, \frac{3a}{2}\right)$ બિંદુએ $3ay^{\prime \prime}+40$ ની કિંમત શોધો.

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