Question

e) 4x2 - 4x + 2x - 2
como faz essa fatoração ????

Answer 1

Resposta:

4x² - 4x + 2x - 2

=2x*(2x-2) +(2x-2)

=(2x-2)*(2x+1)

=2*(x-1)*(2x+1)

Answer 2

$4{x}^{2}-4x+2x-2=4x\textcolor{red}{(x-1)} +2\textcolor{red}{(x-1)} =\textcolor{red}{(x-1)} (4x+2)$

$\textcolor{red}{2(x-1)}(2x+1)$