-3 ------------------- ________________ / 2 \/ 1 - (3*x + 1)
-9*(1 + 3*x)
-------------------
3/2
/ 2\
\1 - (1 + 3*x) /
/ 2 \
| 3*(1 + 3*x) |
-27*|1 + --------------|
| 2|
\ 1 - (1 + 3*x) /
------------------------
3/2
/ 2\
\1 - (1 + 3*x) /