Answer:
its really good luck for you know what is not my phone
Using the quadratic equation we get:

Factoring out 2 we get

Factoring out the imaginary number:

So b.
The answer to the question is b
Answer: c = -5, -8
Step-by-step explanation:
c^2 +13c+40=0
(c+5)(c+8)=40
c = -5, -8
C. Action: Divide both sides by 3.