Unión de expresiones racionales
[src]
/ 2\
\-12 + x /*(3 - x) - x*(-3 + x)
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(-3 + x)*(3 - x)
$$\frac{- x \left(x - 3\right) + \left(3 - x\right) \left(x^{2} - 12\right)}{\left(3 - x\right) \left(x - 3\right)}$$
((-12 + x^2)*(3 - x) - x*(-3 + x))/((-3 + x)*(3 - x))
Denominador racional
[src]
/ 2\
\-12 + x /*(3 - x) - x*(-3 + x)
-------------------------------
(-3 + x)*(3 - x)
$$\frac{- x \left(x - 3\right) + \left(3 - x\right) \left(x^{2} - 12\right)}{\left(3 - x\right) \left(x - 3\right)}$$
((-12 + x^2)*(3 - x) - x*(-3 + x))/((-3 + x)*(3 - x))