Question

Dados os polinômios a(x)=2x³-x+2, b(x)= x²+x+1 e c(x)=3x-1, calcule:
a) a(x).c(x)=
b) a(x) + b(x)=

Answer 1

a) 2x³-x+2.(3x-1)
    2x³-x+6x-2
    2x³-5x-2

b) 2x³-x+2.(x²+x+1)
    2x³-x+2x²+2x+2
    2x³+2x²+x+2