how do you do number 10?

Answer:
(2)
Step-by-step explanation:
I was looking at your work and you took the right approach. Make sure you factor the trinomial into (x+y)(x+z) format. After that, use the zero product property and make sure your points are on the parabola.
(x+y)(x+z)
x+y=0
x+z=0
Solve this
Answer:
I was thinking it would be the 4th one but turns out Sam is right. It's the second one.
Step-by-step explanation: