यदि $\tan \alpha = \frac{-12}{5}$,$\cot \beta = \frac{7}{24}$,$\alpha$ दूसरे चतुर्थांश में नहीं है और $\beta$ पहले चतुर्थांश में नहीं है,तो $\sqrt{13} \sin \frac{\alpha}{2} + \cos \frac{\beta}{2} + \tan \frac{\alpha}{2} \cot \frac{\beta}{2} = $

  • A
    $\frac{31}{10}$
  • B
    $\frac{19}{10}$
  • C
    $\frac{21}{10}$
  • D
    $\frac{-9}{10}$

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