Разложение на множители
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/ ___\ / ___\
| 7 7*\/ 5 | | 7 7*\/ 5 |
1*(x - 7/2)*|x + - - + -------|*|x + - - - -------|
\ 4 4 / \ 4 4 /
$$1 \left(x - \frac{7}{2}\right) \left(x - \left(- \frac{7 \sqrt{5}}{4} + \frac{7}{4}\right)\right) \left(x - \left(\frac{7}{4} + \frac{7 \sqrt{5}}{4}\right)\right)$$
((1*(x - 7/2))*(x - (7/4 + 7*sqrt(5)/4)))*(x - (7/4 - 7*sqrt(5)/4))
$$- 8 x^{3} + 56 x^{2} - 343$$
(-7.0 + 2.0*x)*(49.0 + 14.0*x - 4.0*x^2)
(-7.0 + 2.0*x)*(49.0 + 14.0*x - 4.0*x^2)
/ 2\
-(-7 + 2*x)*\-49 - 14*x + 4*x /
$$- \left(2 x - 7\right) \left(4 x^{2} - 14 x - 49\right)$$
-(-7 + 2*x)*(-49 - 14*x + 4*x^2)
Рациональный знаменатель
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$$- 8 x^{3} + 56 x^{2} - 343$$
$$- 8 x^{3} + 56 x^{2} - 343$$