/ 2 2 2 \
| 3 30*x 6*x 20*x |
4*x*|-9 - ------------------------- + -------- + --------------------------- + --------------------------|
| / 1 \ / 2\ 2 2 3 2|
| |1 - --------|*\1 + 2*x / 1 + 2*x / 1 \ / 2\ / 1 \ / 2\ |
| | 2| |1 - --------| *\1 + 2*x / |1 - --------|*\1 + 2*x / |
| \ 1 + 2*x / | 2| | 2| |
\ \ 1 + 2*x / \ 1 + 2*x / /
----------------------------------------------------------------------------------------------------------
______________ 5/2
/ 1 / 2\
/ 1 - -------- *\1 + 2*x /
/ 2
\/ 1 + 2*x