2 2 2
2*(-1 + x) 8*x*(-1 + x) 8*x *(-1 + x)
2 - ----------- - ------------ + --------------
2 2 2
1 + x 1 + x / 2\
\1 + x /
-----------------------------------------------
2
1 + x
$$\frac{1}{x^{2} + 1} \left(\frac{8 x^{2} \left(x - 1\right)^{2}}{\left(x^{2} + 1\right)^{2}} - \frac{8 x \left(x - 1\right)}{x^{2} + 1} - \frac{2 \left(x - 1\right)^{2}}{x^{2} + 1} + 2\right)$$
2.0*(1.0 - (-1.0 + x)^2/(1.0 + x^2) + 4.0*x^2*(-1.0 + x)^2/(1.0 + x^2)^2 - 4.0*x*(-1.0 + x)/(1.0 + x^2))/(1.0 + x^2)
Рациональный знаменатель
[src] 2
/ 2\ / 2 2 \ 2 2 / 2\
2*\1 + x / *\1 + x - (-1 + x) - 4*x*(-1 + x)/ + 8*x *(-1 + x) *\1 + x /
-------------------------------------------------------------------------
4
/ 2\
\1 + x /
$$\frac{1}{\left(x^{2} + 1\right)^{4}} \left(8 x^{2} \left(x - 1\right)^{2} \left(x^{2} + 1\right) + 2 \left(x^{2} + 1\right)^{2} \left(x^{2} - 4 x \left(x - 1\right) - \left(x - 1\right)^{2} + 1\right)\right)$$
Объединение рациональных выражений
[src] // 2\ / 2 2 \ 2 2\
2*\\1 + x /*\1 + x - (-1 + x) - 4*x*(-1 + x)/ + 4*x *(-1 + x) /
-----------------------------------------------------------------
3
/ 2\
\1 + x /
$$\frac{1}{\left(x^{2} + 1\right)^{3}} \left(8 x^{2} \left(x - 1\right)^{2} + 2 \left(x^{2} + 1\right) \left(x^{2} - 4 x \left(x - 1\right) - \left(x - 1\right)^{2} + 1\right)\right)$$
/ 2\
-4*x*\-3 + x /
--------------------
6 2 4
1 + x + 3*x + 3*x
$$- \frac{4 x \left(x^{2} - 3\right)}{x^{6} + 3 x^{4} + 3 x^{2} + 1}$$
2 2 2
2*(-1 + x) 2*4*x*(-1 + x) 2*4*x *(-1 + x)
2 - ----------- - -------------- + ----------------
2 2 2
1 + x 1 + x / 2\
\1 + x /
---------------------------------------------------
2
1 + x
$$\frac{1}{x^{2} + 1} \left(- \frac{8 x \left(x - 1\right)}{x^{2} + 1} + \frac{8 x^{2} \left(x - 1\right)^{2}}{\left(x^{2} + 1\right)^{2}} - \frac{2 \left(x - 1\right)^{2}}{x^{2} + 1} + 2\right)$$
/ 2\
-4*x*\-3 + x /
--------------
3
/ 2\
\1 + x /
$$- \frac{4 x \left(x^{2} - 3\right)}{\left(x^{2} + 1\right)^{3}}$$
/ 3\
-\-12*x + 4*x /
--------------------
6 2 4
1 + x + 3*x + 3*x
$$- \frac{4 x^{3} - 12 x}{x^{6} + 3 x^{4} + 3 x^{2} + 1}$$