/ 3 2\ / 3 2 \
(-1 + a)*\1 + a + 2*a + 2*a /*\2 + a + 3*a + 4*a/
----------------------------------------------------
/ 3\ / 3 2\
(1 + a)*\-1 + a /*\a + 2*a + 2*a / $$\frac{\left(a - 1\right) \left(a^{3} + 2 a^{2} + 2 a + 1\right) \left(a^{3} + 3 a^{2} + 4 a + 2\right)}{\left(a + 1\right) \left(a^{3} - 1\right) \left(a^{3} + 2 a^{2} + 2 a\right)}$$
(-1.0 + a)*(1.0 + a^3 + 2.0*a + 2.0*a^2)*(2.0 + a^3 + 4.0*a + 3.0*a^2)/((1.0 + a)*(-1.0 + a^3)*(a^3 + 2.0*a + 2.0*a^2))
Рациональный знаменатель
[src] / 3 2\ / 3 2 \
(-1 + a)*\1 + a + 2*a + 2*a /*\2 + a + 3*a + 4*a/
----------------------------------------------------
/ 3\ / 3 2\
(1 + a)*\-1 + a /*\a + 2*a + 2*a / $$\frac{\left(a - 1\right) \left(a^{3} + 2 a^{2} + 2 a + 1\right) \left(a^{3} + 3 a^{2} + 4 a + 2\right)}{\left(a + 1\right) \left(a^{3} - 1\right) \left(a^{3} + 2 a^{2} + 2 a\right)}$$
Объединение рациональных выражений
[src](1 + a*(2 + a*(2 + a)))*(-1 + a)*(2 + a*(4 + a*(3 + a)))
--------------------------------------------------------
/ 3\
a*(1 + a)*\-1 + a /*(2 + a*(2 + a)) $$\frac{\left(a - 1\right) \left(a \left(a \left(a + 2\right) + 2\right) + 1\right) \left(a \left(a \left(a + 3\right) + 4\right) + 2\right)}{a \left(a + 1\right) \left(a^{3} - 1\right) \left(a \left(a + 2\right) + 2\right)}$$
$$\frac{1}{a} \left(a + 1\right)$$
/ 3 2\ / 3 2 \
(-1 + a)*\1 + a + 2*a + 2*a /*\2 + a + 3*a + 4*a/
----------------------------------------------------
/ 3\ / 3 2\
(1 + a)*\-1 + a /*\a + 2*a + 2*a / $$\frac{\left(a - 1\right) \left(a^{3} + 2 a^{2} + 2 a + 1\right) \left(a^{3} + 3 a^{2} + 4 a + 2\right)}{\left(a + 1\right) \left(a^{3} - 1\right) \left(a^{3} + 2 a^{2} + 2 a\right)}$$
$$\frac{1}{a} \left(a + 1\right)$$