Разложение на множители
[src] / ______________ \ / ______________ \ / ______________ \
| / _____ / ___\ | | / _____ / ___\ | | / _____ |
| 1 / 46 \/ 249 | 1 I*\/ 3 | 5 | | 1 / 46 \/ 249 | 1 I*\/ 3 | 5 | | 1 / 46 \/ 249 5 |
(x + 2)*x*|x + - - - 3 / -- + ------- *|- - - -------| + -------------------------------------|*|x + - - - 3 / -- + ------- *|- - + -------| + -------------------------------------|*|x + - - - 3 / -- + ------- + ---------------------|
| 3 \/ 27 9 \ 2 2 / ______________| | 3 \/ 27 9 \ 2 2 / ______________| | 3 \/ 27 9 ______________|
| / ___\ / _____ | | / ___\ / _____ | | / _____ |
| | 1 I*\/ 3 | / 46 \/ 249 | | | 1 I*\/ 3 | / 46 \/ 249 | | / 46 \/ 249 |
| 9*|- - - -------|*3 / -- + ------- | | 9*|- - + -------|*3 / -- + ------- | | 9*3 / -- + ------- |
\ \ 2 2 / \/ 27 9 / \ \ 2 2 / \/ 27 9 / \ \/ 27 9 /$$x \left(x + 2\right) \left(x + \left(- \frac{1}{3} + \frac{5}{9 \left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{46}{27} + \frac{\sqrt{249}}{9}}} - \left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{46}{27} + \frac{\sqrt{249}}{9}}\right)\right) \left(x + \left(- \frac{1}{3} - \left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{46}{27} + \frac{\sqrt{249}}{9}} + \frac{5}{9 \left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{46}{27} + \frac{\sqrt{249}}{9}}}\right)\right) \left(x + \left(- \sqrt[3]{\frac{46}{27} + \frac{\sqrt{249}}{9}} - \frac{1}{3} + \frac{5}{9 \sqrt[3]{\frac{46}{27} + \frac{\sqrt{249}}{9}}}\right)\right)$$