/ / 2 \ 54*x 6*cos(x)\ sin(x) |- \- cos (x) + sin(x)/*atan(3*x) - ----------- + --------|*e | 2 2| | / 2\ 1 + 9*x | \ \1 + 9*x / /
/ / 2 \ \ | | 36*x | | | 54*|-1 + --------| | | / 2 \ | 2| | | 9*\- cos (x) + sin(x)/ \ 1 + 9*x / / 2 \ 162*x*cos(x)| sin(x) |- ---------------------- + ------------------ - \1 - cos (x) + 3*sin(x)/*atan(3*x)*cos(x) - ------------|*e | 2 2 2 | | 1 + 9*x / 2\ / 2\ | \ \1 + 9*x / \1 + 9*x / /