3
8 4*x
------- + ------
3 ___ 8
3*\/ x 1 + x
$$\frac{4 x^{3}}{x^{8} + 1} + \frac{8}{3 \sqrt[3]{x}}$$
/ 10 2 \
| 2 8*x 3*x |
4*|- ------ - --------- + ------|
| 4/3 2 8|
| 9*x / 8\ 1 + x |
\ \1 + x / /
$$4 \left(- \frac{8 x^{10}}{\left(x^{8} + 1\right)^{2}} + \frac{3 x^{2}}{x^{8} + 1} - \frac{2}{9 x^{\frac{4}{3}}}\right)$$
/ 9 17 \
| 4 52*x 3*x 64*x |
8*|------- - --------- + ------ + ---------|
| 7/3 2 8 3|
|27*x / 8\ 1 + x / 8\ |
\ \1 + x / \1 + x / /
$$8 \left(\frac{64 x^{17}}{\left(x^{8} + 1\right)^{3}} - \frac{52 x^{9}}{\left(x^{8} + 1\right)^{2}} + \frac{3 x}{x^{8} + 1} + \frac{4}{27 x^{\frac{7}{3}}}\right)$$