यदि $e^{x}=y+\sqrt{y^2-1}$ है, तो $\frac{d y}{d x}=$

  • A
    $\sinh x$
  • B
    $\cosh x$
  • C
    $\tanh x$
  • D
    $-\sinh x$

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$f(x) = x|x|$ का अवकलज क्या है?

$\frac{d}{dx} \left( \sqrt{3} \sin \left(2x + \frac{\pi}{3} \right) + \cos \left(2x + \frac{\pi}{3} \right) \right) = $ . . . . . .

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