1 x ----------------- - ----------- / 2\ 3/2 \-1 + x /*acos(x) / 2\ \1 - x / ------------------------------- acos(x)
/ 2 \ | 1 2 3*x 3*x | -|----------- + -------------------- + ----------- + ------------------| | 3/2 3/2 5/2 2 | |/ 2\ / 2\ 2 / 2\ / 2\ | \\1 - x / \1 - x / *acos (x) \1 - x / \-1 + x / *acos(x)/ ------------------------------------------------------------------------- acos(x)