trigonometry

Question: If $\tan x=\frac{b}{a},$then $\sqrt{\frac{a+b}{a-b}}+\sqrt{\frac{a-b}{a+b}}=$

1) $\frac{2\sin x}{\sqrt{\sin 2x}}$

2) $\frac{2\cos x}{\sqrt{\cos 2x}}$

3) $\frac{2\cos x}{\sqrt{\sin 2x}}$

4) $\frac{2\sin x}{\sqrt{\cos 2x}}$

Solution:

Explanation: No Solution

Trigonometric ratios of multiple and sub-multiple angles

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