$\frac{\sqrt{1 + \sin x} + \sqrt{1 - \sin x}}{\sqrt{1 + \sin x} - \sqrt{1 - \sin x}} = $ (જ્યારે $x$ એ $II^{nd}$ ચરણમાં હોય)

  • A
    $\sin \frac{x}{2}$
  • B
    $\cot \frac{x}{2}$
  • C
    $\sec \frac{x}{2}$
  • D
    $\text{cosec} \frac{x}{2}$

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