Respuesta :

Answer:

A) (x - 3)

D) (x + 1)

F) 4

Step-by-step explanation:

4x² - 8x - 12

4(x² - 2x - 3)

4[x² - 3x + x - 3]

4[x(x - 3) + (x - 3)]

4(x - 3)(x + 1)