2
1 1 x
----------- + ----------- + -----------
________ ________ 3/2
/ 2 / 2 / 2\
\/ 1 - x \/ 1 - x \1 - x /
$$\frac{x^{2}}{\left(1 - x^{2}\right)^{\frac{3}{2}}} + \frac{1}{\sqrt{1 - x^{2}}} + \frac{1}{\sqrt{1 - x^{2}}}$$
/ 2 \
| 1 3 3*x |
x*|- ------- + ------ + ---------|
| 2 2 2|
| -1 + x 1 - x / 2\ |
\ \1 - x / /
----------------------------------
________
/ 2
\/ 1 - x
$$\frac{x \left(\frac{3 x^{2}}{\left(1 - x^{2}\right)^{2}} - \frac{1}{x^{2} - 1} + \frac{3}{1 - x^{2}}\right)}{\sqrt{1 - x^{2}}}$$
4 2
15*x 21*x
4 + --------- + ------
2 2
/ 2\ 1 - x
\1 - x /
----------------------
3/2
/ 2\
\1 - x /
$$\frac{\frac{15 x^{4}}{\left(1 - x^{2}\right)^{2}} + \frac{21 x^{2}}{1 - x^{2}} + 4}{\left(1 - x^{2}\right)^{\frac{3}{2}}}$$