4 2*x - log(3*x) + acot(x)
2*x^4 - log(3*x) + acot(x)
1 1 3 - - - ------ + 8*x x 2 1 + x
1 2 2*x -- + 24*x + --------- 2 2 x / 2\ \1 + x /
/ 2 \ | 1 1 4*x | 2*|--------- - -- + 24*x - ---------| | 2 3 3| |/ 2\ x / 2\ | \\1 + x / \1 + x / /