Simplificación general
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2
1 - x
-------------
4 2
1 + x + 2*x
$$\frac{1 - x^{2}}{x^{4} + 2 x^{2} + 1}$$
(1 - x^2)/(1 + x^4 + 2*x^2)
Descomposición de una fracción
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-1/(1 + x^2) + 2/(1 + x^2)^2
$$- \frac{1}{x^{2} + 1} + \frac{2}{\left(x^{2} + 1\right)^{2}}$$
1 2
- ------ + ---------
2 2
1 + x / 2\
\1 + x /
1/(1.0 + x^2) - 2.0*x^2/(1.0 + x^2)^2
1/(1.0 + x^2) - 2.0*x^2/(1.0 + x^2)^2
/ 2\
-\-1 + x /
-------------
4 2
1 + x + 2*x
$$- \frac{x^{2} - 1}{x^{4} + 2 x^{2} + 1}$$
-(-1 + x^2)/(1 + x^4 + 2*x^2)
Unión de expresiones racionales
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2
1 - x
---------
2
/ 2\
\1 + x /
$$\frac{1 - x^{2}}{\left(x^{2} + 1\right)^{2}}$$
-(1 + x)*(-1 + x)
------------------
2
/ 2\
\1 + x /
$$- \frac{\left(x - 1\right) \left(x + 1\right)}{\left(x^{2} + 1\right)^{2}}$$
-(1 + x)*(-1 + x)/(1 + x^2)^2
Denominador racional
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2
/ 2\ 2 / 2\
\1 + x / - 2*x *\1 + x /
-------------------------
3
/ 2\
\1 + x /
$$\frac{- 2 x^{2} \left(x^{2} + 1\right) + \left(x^{2} + 1\right)^{2}}{\left(x^{2} + 1\right)^{3}}$$
((1 + x^2)^2 - 2*x^2*(1 + x^2))/(1 + x^2)^3