Question

Desenvolva os seguintes binomios: (x-1)^4 ?

Answer 1

(x-1)^2 . (x-1)^2
(x^2 -2x + 1). (x^2 -2x + 1)
x^4 - 2x^3 +x^2 - 2x^3 + 2x^2 - 2x +x^2 - 2x + 1
x^4 - 4x^3 +4x^2 -4x + 1

Answer 2

(X-1)(x-1)(x-1)(x-1) X^2-x-x+1+x^2-x-x+1 2x^2-4x+2