/ / 6 \\
| 3 | 3*x ||
| x *|-2 + -------||
| 3 | 6||
| / 3\ 6*x \ -1 + x /|
3*x*|2*asin\x / + ----------- - -----------------|
| ________ ________ |
| / 6 / 6 |
\ \/ 1 - x \/ 1 - x /
$$3 x \left(- \frac{x^{3} \left(\frac{3 x^{6}}{x^{6} - 1} - 2\right)}{\sqrt{1 - x^{6}}} + \frac{6 x^{3}}{\sqrt{1 - x^{6}}} + 2 \operatorname{asin}{\left(x^{3} \right)}\right)$$
/ / 6 12 \ \
| 3 | 27*x 27*x | / 6 \|
| x *|2 - ------- + ----------| 3 | 3*x ||
| | 6 2| 9*x *|-2 + -------||
| 3 | -1 + x / 6\ | | 6||
| / 3\ 18*x \ \-1 + x / / \ -1 + x /|
3*|2*asin\x / + ----------- + ----------------------------- - -------------------|
| ________ ________ ________ |
| / 6 / 6 / 6 |
\ \/ 1 - x \/ 1 - x \/ 1 - x /
$$3 \left(- \frac{9 x^{3} \left(\frac{3 x^{6}}{x^{6} - 1} - 2\right)}{\sqrt{1 - x^{6}}} + \frac{x^{3} \left(\frac{27 x^{12}}{\left(x^{6} - 1\right)^{2}} - \frac{27 x^{6}}{x^{6} - 1} + 2\right)}{\sqrt{1 - x^{6}}} + \frac{18 x^{3}}{\sqrt{1 - x^{6}}} + 2 \operatorname{asin}{\left(x^{3} \right)}\right)$$