Разложение на множители
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/ ___________\ / ___________\ / ___________\ / ___________\
| ___ / ___ | | ___ / ___ | | ___ / ___ | | ___ / ___ |
| 1 \/ 5 / 5 \/ 5 | | 1 \/ 5 / 5 \/ 5 | | 1 \/ 5 / 5 \/ 5 | | 1 \/ 5 / 5 \/ 5 |
1*(x - 1)*|x + - - ----- + I* / - + ----- |*|x + - - ----- - I* / - + ----- |*|x + - + ----- + I* / - - ----- |*|x + - + ----- - I* / - - ----- |
\ 4 4 \/ 8 8 / \ 4 4 \/ 8 8 / \ 4 4 \/ 8 8 / \ 4 4 \/ 8 8 /
$$1 \left(x - 1\right) \left(x + \left(- \frac{\sqrt{5}}{4} + \frac{1}{4} + i \sqrt{\frac{\sqrt{5}}{8} + \frac{5}{8}}\right)\right) \left(x - \left(- \frac{1}{4} + \frac{\sqrt{5}}{4} + i \sqrt{\frac{\sqrt{5}}{8} + \frac{5}{8}}\right)\right) \left(x + \left(\frac{1}{4} + \frac{\sqrt{5}}{4} + i \sqrt{- \frac{\sqrt{5}}{8} + \frac{5}{8}}\right)\right) \left(x + \left(\frac{1}{4} + \frac{\sqrt{5}}{4} - i \sqrt{- \frac{\sqrt{5}}{8} + \frac{5}{8}}\right)\right)$$
((((1*(x - 1))*(x + (1/4 - sqrt(5)/4 + i*sqrt(5/8 + sqrt(5)/8))))*(x + (1/4 - sqrt(5)/4 - i*sqrt(5/8 + sqrt(5)/8))))*(x + (1/4 + sqrt(5)/4 + i*sqrt(5/8 - sqrt(5)/8))))*(x + (1/4 + sqrt(5)/4 - i*sqrt(5/8 - sqrt(5)/8)))