Question

Differentiate the following with respect to x.

Answer 1

${ta n}^{ - 1} \sqrt{ \frac{1 - \cos(x) }{1 + \cos(x) } } = { \tan }^{ - 1} \sqrt{ \frac{2 { \sin( \frac{x}{2} ) }^{2} }{2 { \cos( \frac{x}{2} ) }^{2} } }$

Answer 2

Answer:

1/2

Step-by-step explanation: