Respuesta :

1st photo is simplifying the entire account.

2nd photo is how i simplified the x^2 + 9x + 18 equation into (x+3).(x+6) .

3rd photo is the remaining part of the 2nd photo.

Answer: 2nd option = (x+6)(x+5)
Ver imagen limacharliesierra
Ver imagen limacharliesierra
Ver imagen limacharliesierra