Question

7x . (x + 2).(x - 1)

Answer 1

Resposta:

14x^2-14x / 14x.(x-1)

Explicação passo-a-passo:

7x. (x^2-x+2x-2)

7x. (x^2+x-2)

7x^2 + 7x^2 -14x

14x^2 -14x

Fatorando..

14x. (x-1)