indefinite-integration

Question: $\int_{{}}^{{}}{\frac{\sqrt{\tan x}}{\sin x\cos x}}\ dx=$

1) $2\sqrt{\sec x}+c$

2) $2\sqrt{\tan x}+c$

3) $\frac{2}{\sqrt{\tan x}}+c$

4) $\frac{2}{\sqrt{\sec x}}+c$

Solution:

Explanation: No Explanation

Integration by substitution

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