/ | | 1 | ------ dx | 2 | 3 + x | /
1 1
------ = --------------------
2 / 2 \
3 + x |/ ___ \ |
||-\/ 3 | |
3*||-------*x| + 1|
\\ 3 / // | | 1 | ------ dx | 2 = | 3 + x | /
/
|
| 1
| ---------------- dx
| 2
| / ___ \
| |-\/ 3 |
| |-------*x| + 1
| \ 3 /
|
/
----------------------
3 /
|
| 1
| ---------------- dx
| 2
| / ___ \
| |-\/ 3 |
| |-------*x| + 1
| \ 3 /
|
/
----------------------
3 ___
-x*\/ 3
v = ---------
3 /
|
| 1
| ------ dv
| 2
| 1 + v
|
/ atan(v)
------------ = -------
3 3 /
|
| 1
| ---------------- dx
| 2
| / ___ \
| |-\/ 3 |
| |-------*x| + 1 / ___\
| \ 3 / ___ |x*\/ 3 |
| \/ 3 *atan|-------|
/ \ 3 /
---------------------- = -------------------
3 3 / ___\
___ |x*\/ 3 |
\/ 3 *atan|-------|
\ 3 /
C + -------------------
3 1 / | ___ | 1 pi*\/ 3 | ------ dx = -------- | 2 18 | 3 + x | / 0
0.302299894039036