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