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