Respuestas

2013-10-18T06:23:04+02:00
(x3+2x2-x)*(x2-2x+5)
[x2(x3)-2x(x3)+5(x3)+x2(2x2)-2x(2x2)+5(2x2)+x2(-x)-2x(-x)+5(-x)]
x5-2x3+5x3+2x4-4x2+10x2-x3+2x2-5x
x5+2x4+2x3+6x2-5x