3 / 4 3*x*acos(3*x)\ -1215*acos (3*x)*|--------- + -------------| | 2 3/2| |-1 + 9*x / 2\ | \ \1 - 9*x / /
/ 2 2 2 \ 2 | 12 acos (3*x) 36*x*acos(3*x) 27*x *acos (3*x)| -3645*acos (3*x)*|------------- + ------------- - -------------- + ----------------| | 3/2 3/2 2 5/2 | |/ 2\ / 2\ / 2\ / 2\ | \\1 - 9*x / \1 - 9*x / \-1 + 9*x / \1 - 9*x / /