Respuesta :
so, c(x) = 4x - 2, d(x) = x^2 + 5x.
c(x)*d(x) = (4x - 2)(x^2 + 5x)
= (4x^3 + 20x^2 - 2x^2 - 10x)
= (4x^3 + 18x^2 - 10x)
c(x)*d(x) = (4x - 2)(x^2 + 5x)
= (4x^3 + 20x^2 - 2x^2 - 10x)
= (4x^3 + 18x^2 - 10x)