1 acos(x)
- ------------- - -------
________ 2
/ 2 x
x*\/ 1 - x
$$- \frac{1}{x \sqrt{- x^{2} + 1}} - \frac{1}{x^{2}} \operatorname{acos}{\left (x \right )}$$
1 2*acos(x) 2
- ----------- + --------- + --------------
3/2 3 ________
/ 2\ x 2 / 2
\1 - x / x *\/ 1 - x
$$- \frac{1}{\left(- x^{2} + 1\right)^{\frac{3}{2}}} + \frac{2}{x^{2} \sqrt{- x^{2} + 1}} + \frac{2}{x^{3}} \operatorname{acos}{\left (x \right )}$$
6*acos(x) 6 3*x 2
- --------- - -------------- - ----------- + -------------
4 ________ 5/2 3/2
x 3 / 2 / 2\ / 2\
x *\/ 1 - x \1 - x / x*\1 - x /
$$- \frac{3 x}{\left(- x^{2} + 1\right)^{\frac{5}{2}}} + \frac{2}{x \left(- x^{2} + 1\right)^{\frac{3}{2}}} - \frac{6}{x^{3} \sqrt{- x^{2} + 1}} - \frac{6}{x^{4}} \operatorname{acos}{\left (x \right )}$$