/ / 2 2 \ \
| | 2 6 12*x*atan(x) 4*x *atan (x)| |
| 10*|- atan (x) + ------ - ------------ + -------------|*log(-3 + x) |
| 3 2 | 2 2 2 | |
2 |2*atan (x) 15*atan (x) \ 1 + x 1 + x 1 + x / 30*(-2 + x*atan(x))*atan(x)|
atan (x)*|---------- - ------------------ + ------------------------------------------------------------------- - ---------------------------|
| 3 / 2\ 2 2 2 |
|(-3 + x) \1 + x /*(-3 + x) / 2\ / 2\ |
\ \1 + x / \1 + x / *(-3 + x) /
----------------------------------------------------------------------------------------------------------------------------------------------
log(2)