Разложение на множители
[src]/ _______________ \ / _______________ \ / _______________\
| / ____ / ___\| | / ____ / ___\| | / ____ |
| / 27 3*\/ 69 | 1 I*\/ 3 || | / 27 3*\/ 69 | 1 I*\/ 3 || | / 27 3*\/ 69 |
| 3 / -- + -------- *|- - - -------|| | 3 / -- + -------- *|- - + -------|| | 3 / -- + -------- |
| 1 \/ 2 2 \ 2 2 /| | 1 \/ 2 2 \ 2 2 /| | 1 \/ 2 2 |
|x + ------------------------------------ + ------------------------------------|*|x + ------------------------------------ + ------------------------------------|*|x + -------------------- + --------------------|
| _______________ 3 | | _______________ 3 | | _______________ 3 |
| / ___\ / ____ | | / ___\ / ____ | | / ____ |
| | 1 I*\/ 3 | / 27 3*\/ 69 | | | 1 I*\/ 3 | / 27 3*\/ 69 | | / 27 3*\/ 69 |
| |- - - -------|*3 / -- + -------- | | |- - + -------|*3 / -- + -------- | | 3 / -- + -------- |
\ \ 2 2 / \/ 2 2 / \ \ 2 2 / \/ 2 2 / \ \/ 2 2 /
$$\left(x + \left(\frac{\left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{3 \sqrt{69}}{2} + \frac{27}{2}}}{3} + \frac{1}{\left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{3 \sqrt{69}}{2} + \frac{27}{2}}}\right)\right) \left(x + \left(\frac{1}{\left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{3 \sqrt{69}}{2} + \frac{27}{2}}} + \frac{\left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{3 \sqrt{69}}{2} + \frac{27}{2}}}{3}\right)\right) \left(x + \left(\frac{1}{\sqrt[3]{\frac{3 \sqrt{69}}{2} + \frac{27}{2}}} + \frac{\sqrt[3]{\frac{3 \sqrt{69}}{2} + \frac{27}{2}}}{3}\right)\right)$$