The quadratic formula is

. With the values from this equation plugged in, it looks like this:

The solution is x = - 3/2
Is this multiple chose? if so I would like to see the answers. But just using my brain, I would say, 5, or 7.
Answer:
6.0957114e-48
Step-by-step explanation:
It will be 0.2 as a decimal. it will be 20% as a percentage
The vertex for y=-x^2 is (0,0)