-2.0/x + (5.0 + 2.0*x)/(x^2 - x) - 3.0*x/(1.0 + x)
Рациональный знаменатель
[src] / 2 \ 2 / 2 \
(1 + x)*\- 2*x + 2*x + x*(5 + 2*x)/ - 3*x *\x - x/
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/ 2 \
x*(1 + x)*\x - x/ $$\frac{1}{x \left(x + 1\right) \left(x^{2} - x\right)} \left(- 3 x^{2} \left(x^{2} - x\right) + \left(x + 1\right) \left(- 2 x^{2} + x \left(2 x + 5\right) + 2 x\right)\right)$$
Объединение рациональных выражений
[src] 2
7 + 7*x - 3*x *(-1 + x)
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x*(1 + x)*(-1 + x)
$$\frac{- 3 x^{2} \left(x - 1\right) + 7 x + 7}{x \left(x - 1\right) \left(x + 1\right)}$$
3 2
7 - 3*x + 3*x + 7*x
---------------------
/ 2\
x*\-1 + x / $$\frac{1}{x \left(x^{2} - 1\right)} \left(- 3 x^{3} + 3 x^{2} + 7 x + 7\right)$$
2
7 + 3*x + 4*x
-3 + --------------
3
x - x $$-3 + \frac{1}{x^{3} - x} \left(3 x^{2} + 4 x + 7\right)$$
/ 2 3\
-\-7 - 7*x - 3*x + 3*x /
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x*(1 + x)*(-1 + x) $$- \frac{3 x^{3} - 3 x^{2} - 7 x - 7}{x \left(x - 1\right) \left(x + 1\right)}$$