Разложение на множители
[src]/ / _____________ \\ / / _____________ \\ / / _____________ \\
| | / ____ / ___\ || | | / ____ / ___\ || | | / ____ ||
| | 1 / 17 \/ 33 | 1 I*\/ 3 | 2 || | | 1 / 17 \/ 33 | 1 I*\/ 3 | 2 || | | 1 / 17 \/ 33 2 ||
|a - c*|- - + 3 / -- + ------ *|- - - -------| - ------------------------------------||*|a - c*|- - + 3 / -- + ------ *|- - + -------| - ------------------------------------||*|a - c*|- - + 3 / -- + ------ - --------------------||
| | 3 \/ 27 9 \ 2 2 / _____________|| | | 3 \/ 27 9 \ 2 2 / _____________|| | | 3 \/ 27 9 _____________||
| | / ___\ / ____ || | | / ___\ / ____ || | | / ____ ||
| | | 1 I*\/ 3 | / 17 \/ 33 || | | | 1 I*\/ 3 | / 17 \/ 33 || | | / 17 \/ 33 ||
| | 9*|- - - -------|*3 / -- + ------ || | | 9*|- - + -------|*3 / -- + ------ || | | 9*3 / -- + ------ ||
\ \ \ 2 2 / \/ 27 9 // \ \ \ 2 2 / \/ 27 9 // \ \ \/ 27 9 //
$$\left(a - c \left(- \frac{1}{3} + \left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{17}{27} + \frac{\sqrt{33}}{9}} - \frac{2}{9 \left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{17}{27} + \frac{\sqrt{33}}{9}}}\right)\right) \left(a - c \left(- \frac{1}{3} - \frac{2}{9 \left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{17}{27} + \frac{\sqrt{33}}{9}}} + \left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{\frac{17}{27} + \frac{\sqrt{33}}{9}}\right)\right) \left(a - c \left(- \frac{1}{3} - \frac{2}{9 \sqrt[3]{\frac{17}{27} + \frac{\sqrt{33}}{9}}} + \sqrt[3]{\frac{17}{27} + \frac{\sqrt{33}}{9}}\right)\right)$$