3 ___ 3*\/ x + acot(x)
3*(sqrt(x))^3 + acot(x)
___ 1 9*\/ x - ------ + ------- 2 2 1 + x
9 2*x ------- + --------- ___ 2 4*\/ x / 2\ \1 + x /
2 2 9 8*x --------- - ------ - --------- 2 3/2 3 / 2\ 8*x / 2\ \1 + x / \1 + x /