/ 2 \
\2 + 2*tan (x)/*tan(x)
----------------------
_____________
/ 4
\/ 1 - tan (x) $$\frac{\left(2 \tan^{2}{\left (x \right )} + 2\right) \tan{\left (x \right )}}{\sqrt{- \tan^{4}{\left (x \right )} + 1}}$$
/ 4 / 2 \\
/ 2 \ | 2 2*tan (x)*\1 + tan (x)/|
2*\1 + tan (x)/*|1 + 3*tan (x) + -----------------------|
| 4 |
\ 1 - tan (x) /
---------------------------------------------------------
_____________
/ 4
\/ 1 - tan (x) $$\frac{2}{\sqrt{- \tan^{4}{\left (x \right )} + 1}} \left(\tan^{2}{\left (x \right )} + 1\right) \left(\frac{2 \left(\tan^{2}{\left (x \right )} + 1\right) \tan^{4}{\left (x \right )}}{- \tan^{4}{\left (x \right )} + 1} + 3 \tan^{2}{\left (x \right )} + 1\right)$$
/ 2 2 \
| / 2 \ 2 / 2 \ 6 4 / 2 \|
/ 2 \ | 2 5*\1 + tan (x)/ *tan (x) 6*\1 + tan (x)/ *tan (x) 6*tan (x)*\1 + tan (x)/|
4*\1 + tan (x)/*|4 + 6*tan (x) + ------------------------ + ------------------------ + -----------------------|*tan(x)
| 4 2 4 |
| 1 - tan (x) / 4 \ 1 - tan (x) |
\ \1 - tan (x)/ /
----------------------------------------------------------------------------------------------------------------------
_____________
/ 4
\/ 1 - tan (x) $$\frac{4 \tan{\left (x \right )}}{\sqrt{- \tan^{4}{\left (x \right )} + 1}} \left(\tan^{2}{\left (x \right )} + 1\right) \left(\frac{5 \left(\tan^{2}{\left (x \right )} + 1\right)^{2} \tan^{2}{\left (x \right )}}{- \tan^{4}{\left (x \right )} + 1} + \frac{6 \left(\tan^{2}{\left (x \right )} + 1\right)^{2} \tan^{6}{\left (x \right )}}{\left(- \tan^{4}{\left (x \right )} + 1\right)^{2}} + \frac{6 \left(\tan^{2}{\left (x \right )} + 1\right) \tan^{4}{\left (x \right )}}{- \tan^{4}{\left (x \right )} + 1} + 6 \tan^{2}{\left (x \right )} + 4\right)$$