acos(x) ------- 7 x
acos(x)/x^7
1 7*acos(x) - -------------- - --------- ________ 8 7 / 2 x x *\/ 1 - x
1 14 56*acos(x) - ----------- + -------------- + ---------- 3/2 ________ 3 / 2\ 2 / 2 x \1 - x / x *\/ 1 - x ------------------------------------------- 6 x
2 3*x -1 + ------- 2 21 -1 + x 504*acos(x) 168 ----------- + ------------ - ----------- - -------------- 3/2 3/2 3 ________ / 2\ / 2\ x 2 / 2 \1 - x / \1 - x / x *\/ 1 - x --------------------------------------------------------- 7 x