/ 2 3 \ | x x 2*x | 2*|1 + ------------------ - ----------------- + ----------------| | 2 2 / 2\ | | / 2\ 2 / 2\ \1 + x /*acot(x)| \ \1 + x / *acot (x) \1 + x / *acot(x) / ----------------------------------------------------------------- acot(x)
/ 2 4 3 2 \ | 7*x 4*x 6*x 3*x 6*x | 2*|3 - ------ + --------- - ----------------- + ------------------ + ----------------| | 2 2 2 2 / 2\ | | 1 + x / 2\ / 2\ / 2\ 2 \1 + x /*acot(x)| \ \1 + x / \1 + x / *acot(x) \1 + x / *acot (x) / -------------------------------------------------------------------------------------- / 2\ 2 \1 + x /*acot (x)