Answer
$$ = {{2\,\left(2\,\arctan \left({{2\,\sin x-\cos x-1}\over{\sqrt{3}\, \left(\cos x+1\right)}}\right)-\sqrt{3}\,\arctan \left({{\sin x }\over{\cos x+1}}\right)\right)}\over{\sqrt{3}}} $$
Explanation
This page was created using
Integral Calculator