2 3
3*x x *(-1 - x)
---------- + -----------
2 4
2*(1 + x) (1 + x)
$$\frac{x^{3} \left(- x - 1\right)}{\left(x + 1\right)^{4}} + \frac{3 x^{2}}{2 \left(x + 1\right)^{2}}$$
2 3
3*x x *(-4 - 4*x)
---------- + -------------
2 4
2*(1 + x) 4*(1 + x)
$$\frac{x^{3} \left(- 4 x - 4\right)}{4 \left(x + 1\right)^{4}} + \frac{3 x^{2}}{2 \left(x + 1\right)^{2}}$$
1.5*x^2/(1.0 + x)^2 + 0.25*x^3*(-4.0 - 4.0*x)/(1.0 + x)^4
Рациональный знаменатель
[src] 2 4 3 2
12*x *(1 + x) + 2*x *(1 + x) *(-4 - 4*x)
-----------------------------------------
6
8*(1 + x)
$$\frac{1}{8 \left(x + 1\right)^{6}} \left(2 x^{3} \left(- 4 x - 4\right) \left(x + 1\right)^{2} + 12 x^{2} \left(x + 1\right)^{4}\right)$$
Объединение рациональных выражений
[src] 2 / 2 \
x *\3*(1 + x) + 2*x*(-1 - x)/
------------------------------
4
2*(1 + x)
$$\frac{x^{2}}{2 \left(x + 1\right)^{4}} \left(2 x \left(- x - 1\right) + 3 \left(x + 1\right)^{2}\right)$$
2
x *(3 + x)
-----------------------
/ 3 2\
2*\1 + x + 3*x + 3*x /
$$\frac{x^{2} \left(x + 3\right)}{2 x^{3} + 6 x^{2} + 6 x + 2}$$
1 1 + 3*x
- - ---------------------
2 3 2
2 + 2*x + 6*x + 6*x
$$- \frac{3 x + 1}{2 x^{3} + 6 x^{2} + 6 x + 2} + \frac{1}{2}$$
2
x *(3 + x)
----------
3
2*(1 + x)
$$\frac{x^{2} \left(x + 3\right)}{2 \left(x + 1\right)^{3}}$$
2 3
3*x x *(-4 - 4*x)
---------- + -------------
2 4
2*(x + 1) 4*(x + 1)
$$\frac{x^{3} \left(- 4 x - 4\right)}{4 \left(x + 1\right)^{4}} + \frac{3 x^{2}}{2 \left(x + 1\right)^{2}}$$