Answer:
<h2>B. 4</h2>
Step-by-step explanation:
The formula of a slope:

We have the points (1, 1) and (3, 9). Substitute:

Answer:
(x-1) (x+4)
Step-by-step explanation:
i used something called the box method, basically the way i got the answer is what equals 3 when added, but multiplies to make -4
A' (0,4) respuesta es
espero que te sirva marcarme como mejor respuesta PORFA y gracias