यदि $\tan x = \frac{b}{a}$ है,तो $\sqrt{\frac{a + b}{a - b}} + \sqrt{\frac{a - b}{a + b}} = $

  • A
    $\frac{2\sin x}{\sqrt{\sin 2x}}$
  • B
    $\frac{2\cos x}{\sqrt{\cos 2x}}$
  • C
    $\frac{2\cos x}{\sqrt{\sin 2x}}$
  • D
    $\frac{2\sin x}{\sqrt{\cos 2x}}$

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