5 acos (x)
4 -5*acos (x) ----------- ________ / 2 \/ 1 - x
3 / 4 x*acos(x) \ -5*acos (x)*|------- + -----------| | 2 3/2| |-1 + x / 2\ | \ \1 - x / /
/ 2 2 2 \ 2 | 12 acos (x) 3*x *acos (x) 12*x*acos(x)| 5*acos (x)*|- ----------- - ----------- - ------------- + ------------| | 3/2 3/2 5/2 2 | | / 2\ / 2\ / 2\ / 2\ | \ \1 - x / \1 - x / \1 - x / \-1 + x / /