यदि $x = a \sin 2\theta (1 + \cos 2\theta )$ और $y = b \cos 2\theta (1 - \cos 2\theta )$ है,तो $\frac{dy}{dx} = $

  • A
    $\frac{b \tan \theta}{a}$
  • B
    $\frac{a \tan \theta}{b}$
  • C
    $\frac{a}{b \tan \theta}$
  • D
    $\frac{b}{a \tan \theta}$

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