3 1
- -- - -------
2 ___
x 2*\/ x
$$- \frac{3}{x^{2}} - \frac{1}{2 \sqrt{x}}$$
6 1
-- + ------
3 3/2
x 4*x
$$\frac{6}{x^{3}} + \frac{1}{4 x^{\frac{3}{2}}}$$
/6 1 \
-3*|-- + ------|
| 4 5/2|
\x 8*x /
$$- 3 \left(\frac{6}{x^{4}} + \frac{1}{8 x^{\frac{5}{2}}}\right)$$