Question

(x^2-x+1).(x+1)

A) x^3+1
B)x^3-1
C)x^3-2x^2+1
D)x^3-2x^2+1

Answer 1

(x^2-x+1).(x+1)
x^3-2x+1

E so multiplicar so termos logo ficamos com a letraC

obs: letra C e D estao iguais