$\tan 7\frac{1}{2}^\circ$ का मान किसके बराबर है?

  • A
    $\sqrt{6} + \sqrt{3} + \sqrt{2} - 2$
  • B
    $\sqrt{6} - \sqrt{3} + \sqrt{2} - 2$
  • C
    $\sqrt{6} - \sqrt{3} + \sqrt{2} + 2$
  • D
    $\sqrt{6} - \sqrt{3} - \sqrt{2} - 2$

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