/ 56*cos(7*x) 128*x*sin(7*x)\ 70*|- ----------- + 49*atan(4*x)*sin(7*x) + --------------| | 2 2 | | 1 + 16*x / 2\ | \ \1 + 16*x / /
/ / 2 \ \ | | 64*x | | | 128*|-1 + ---------|*sin(7*x) | | | 2| | | 588*sin(7*x) \ 1 + 16*x / 2688*x*cos(7*x)| 70*|343*atan(4*x)*cos(7*x) + ------------ - ----------------------------- + ---------------| | 2 2 2 | | 1 + 16*x / 2\ / 2\ | \ \1 + 16*x / \1 + 16*x / /