/ 2 2 \
| 2 / 2 \ 6*x / 2 \ 2 / 2 \|
2*|- ----------- + x*\1 + tan (x)/ - ----------- + 3*\1 + tan (x)/*tan(x) + 2*x*tan (x)*\1 + tan (x)/|
| 3/2 5/2 |
| / 2\ / 2\ |
\ \1 - x / \1 - x / /
$$2 \left(- \frac{6 x^{2}}{\left(1 - x^{2}\right)^{\frac{5}{2}}} + x \left(\tan^{2}{\left(x \right)} + 1\right)^{2} + 2 x \left(\tan^{2}{\left(x \right)} + 1\right) \tan^{2}{\left(x \right)} + 3 \left(\tan^{2}{\left(x \right)} + 1\right) \tan{\left(x \right)} - \frac{2}{\left(1 - x^{2}\right)^{\frac{3}{2}}}\right)$$