/ 2 1 \ / 1 \ |- -------- - ------|*cos|- ----- + atan(2*x)| | 2 4/3| | 3 ___ | \ 1 + 4*x 3*x / \ \/ x /
2 / 1 6 \ / 1 \ / 1 36*x \ / 1 \ |---- + --------| *sin|- ----- + atan(2*x)| + 4*|---- + -----------|*cos|- ----- + atan(2*x)| | 4/3 2| | 3 ___ | | 7/3 2| | 3 ___ | \x 1 + 4*x / \ \/ x / |x / 2\ | \ \/ x / \ \1 + 4*x / / --------------------------------------------------------------------------------------------- 9
3 / 2 \ / 1 6 \ / 1 \ | 108 7 1728*x | / 1 \ / 1 36*x \ / 1 6 \ / 1 \ |---- + --------| *cos|- ----- + atan(2*x)| - 4*|- ----------- + ----- + -----------|*cos|- ----- + atan(2*x)| - 12*|---- + -----------|*|---- + --------|*sin|- ----- + atan(2*x)| | 4/3 2| | 3 ___ | | 2 10/3 3| | 3 ___ | | 7/3 2| | 4/3 2| | 3 ___ | \x 1 + 4*x / \ \/ x / | / 2\ x / 2\ | \ \/ x / |x / 2\ | \x 1 + 4*x / \ \/ x / \ \1 + 4*x / \1 + 4*x / / \ \1 + 4*x / / ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 27