Question

Multiplicación polinomios (2x+1)x(1+x-x2)

Answer 1

BUENO:

ahi lo tienes :

$(2x+1)*(1+x-x^{2} )\\2x *(1+x-x^{2})+1(1+x-x^{2})\\2x + 2x^{2} -2x^{3}+ 1(1+x-x^{2})\\2x + 2x^{2} -2x^{3}+1+x-x^{2} \\3x + 2x^{2} -2x^{3}+1-x^{2} \\3x + x^{2} - 2x^{3} +1\\-2x^{3} + x^{2} +3x+1$