Question

Questão 01 – Fatore a expressão algébrica 2x² + 2x – 4: *

Answer 1

$\sf 2x^2+2x-4 \\\\ 2\cdot (x^2+x-2) \\\\ 2\cdot ( x^2-x+2x-2 ) \\\\ 2\cdot [\ x\cdot (x-1) +2\cdot (x-1)\ ] \\\\ \boxed{\sf 2\cdot (x-1)\cdot (x+2) } \checkmark$