Question

$3x+6; x^{2} - 4; (x+2)^{2}$ rápidooooooooooo

Answer 1

Respuesta:

$3x + 6 = 3(x + 2)$

${ x}^{2} - 4 = (x + 2)(x - 2)$

${( \times + 2)}^{2} = {x}^{2} + 4x + 4$