જો $\tan y = \frac{x \sin \alpha}{1-x \cos \alpha}$ અને $\frac{dy}{dx} = \frac{m}{x^2+2nx+1}$ હોય,તો $m^2+n^2$ ની કિંમત શોધો.

  • A
    $2$
  • B
    $3$
  • C
    $1$
  • D
    $4$

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જો $\sin ^2 x + \cos ^2 y = 1$ હોય,તો $\frac{dy}{dx} = $

વક્ર $y=(1+x)^{2y}+\cos^{2}(\sin^{-1} x)$ માટે $x=0$ આગળ અભિલંબનું સમીકરણ શું છે?

જો ${2^x} + {2^y} = {2^{x + y}}$ હોય,તો $\frac{dy}{dx} = $

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