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