/ 2 2 2 \
| 2 / 2 \ ________ / 2 \ / 2 \ / 2 \ |
/ 2 \ | 3/2 1 + tan (x) 3*\1 + tan (x)/ 3*\/ tan(x) *\1 + tan (x)/ 3*\1 + tan (x)/ \1 + tan (x)/ |
\1 + tan (x)/*|- 2*tan (x) + ------------ - ---------------- - -------------------------- - -------------------------- + ------------------------|
| ________ 5/2 2*(1 - tan(x)) 2 ________ 3/2 |
\ 2*\/ tan(x) 8*tan (x) 8*(1 - tan(x)) *\/ tan(x) 4*(1 - tan(x))*tan (x)/
----------------------------------------------------------------------------------------------------------------------------------------------------
____________
\/ 1 - tan(x)