Рациональный знаменатель
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5 4 3 2
59049 x 13122*x 18*x 81*x 729*x
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3 2 3 2 3 2 3 2 3 2 3 2
-729 + x - 18*x + 162*x -729 + x - 18*x + 162*x -729 + x - 18*x + 162*x -729 + x - 18*x + 162*x -729 + x - 18*x + 162*x -729 + x - 18*x + 162*x
$$\frac{x^{5}}{x^{3} - 18 x^{2} + 162 x - 729} - \frac{18 x^{4}}{x^{3} - 18 x^{2} + 162 x - 729} + \frac{81 x^{3}}{x^{3} - 18 x^{2} + 162 x - 729} + \frac{729 x^{2}}{x^{3} - 18 x^{2} + 162 x - 729} - \frac{13122 x}{x^{3} - 18 x^{2} + 162 x - 729} + \frac{59049}{x^{3} - 18 x^{2} + 162 x - 729}$$
59049/(-729 + x^3 - 18*x^2 + 162*x) + x^5/(-729 + x^3 - 18*x^2 + 162*x) - 13122*x/(-729 + x^3 - 18*x^2 + 162*x) - 18*x^4/(-729 + x^3 - 18*x^2 + 162*x) + 81*x^3/(-729 + x^3 - 18*x^2 + 162*x) + 729*x^2/(-729 + x^3 - 18*x^2 + 162*x)