/ 2\ 2 2 / 2\
2*\-2 + x / 8*x 2*x *\8 - 4*x /
-2 + ----------- + ------ + ---------------
2 2 2
1 + x 1 + x / 2\
\1 + x /
-------------------------------------------
2
1 + x
$$\frac{1}{x^{2} + 1} \left(\frac{2 x^{2}}{\left(x^{2} + 1\right)^{2}} \left(- 4 x^{2} + 8\right) + \frac{8 x^{2}}{x^{2} + 1} + \frac{2 x^{2} - 4}{x^{2} + 1} - 2\right)$$
/ 2\ 2 2 / 2\
2*\-2 + x / 8*x 8*x *\-2 + x /
-2 + ----------- + ------ - --------------
2 2 2
1 + x 1 + x / 2\
\1 + x /
------------------------------------------
2
1 + x
$$\frac{1}{x^{2} + 1} \left(- \frac{8 x^{2} \left(x^{2} - 2\right)}{\left(x^{2} + 1\right)^{2}} + \frac{8 x^{2}}{x^{2} + 1} + \frac{2 x^{2} - 4}{x^{2} + 1} - 2\right)$$
2 2 2 / 2\
-4 + 2*x 8*x x *\16 - 8*x /
-2 + --------- + ------ + --------------
2 2 2
1 + x 1 + x / 2\
\1 + x /
----------------------------------------
2
1 + x
$$\frac{1}{x^{2} + 1} \left(\frac{x^{2} \left(- 8 x^{2} + 16\right)}{\left(x^{2} + 1\right)^{2}} + \frac{8 x^{2}}{x^{2} + 1} - 2 + \frac{2 x^{2} - 4}{x^{2} + 1}\right)$$
Рациональный знаменатель
[src] 2
/ 2\ / 2\ 2 / 2\ / 2\
2*\1 + x / *\-3 + 4*x / - 8*x *\1 + x /*\-2 + x /
-------------------------------------------------
4
/ 2\
\1 + x /
$$\frac{1}{\left(x^{2} + 1\right)^{4}} \left(- 8 x^{2} \left(x^{2} - 2\right) \left(x^{2} + 1\right) + 2 \left(x^{2} + 1\right)^{2} \left(4 x^{2} - 3\right)\right)$$
Объединение рациональных выражений
[src] // 2\ / 2\ 2 / 2\\
2*\\1 + x /*\-3 + 4*x / - 4*x *\-2 + x //
-----------------------------------------
3
/ 2\
\1 + x /
$$\frac{1}{\left(x^{2} + 1\right)^{3}} \left(- 8 x^{2} \left(x^{2} - 2\right) + 2 \left(x^{2} + 1\right) \left(4 x^{2} - 3\right)\right)$$
2 / 2\ 2 / 2\
2*4*x *\-2 + x / 2*4*x 2*\-2 + x /
-2 - ---------------- + ------ + -----------
2 2 2
/ 2\ 1 + x 1 + x
\1 + x /
--------------------------------------------
2
1 + x
$$\frac{1}{x^{2} + 1} \left(\frac{8 x^{2}}{x^{2} + 1} - \frac{8 x^{2} \left(x^{2} - 2\right)}{\left(x^{2} + 1\right)^{2}} + \frac{2 x^{2} - 4}{x^{2} + 1} - 2\right)$$