यदि $\cos (\alpha + \beta) = \frac{3}{5}$,$\sin (\alpha - \beta) = \frac{5}{13}$ और $0 < \alpha, \beta < \frac{\pi}{4}$ है,तो $\tan (2\alpha)$ का मान ज्ञात कीजिए।

  • A
    $\frac{63}{52}$
  • B
    $\frac{33}{52}$
  • C
    $\frac{63}{16}$
  • D
    $\frac{21}{16}$

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