Question

What is the vertex of the graph?

Answer 1

The vertex of the graph is (2,5)

Explanation:

you need to find what a,b and c are:

a=-2 b=8 c=-3

b/2a= 8/2(-2)

x=2

plug x in to the equation x=2 to find y

y=-2(2)^2+8(2)-3= 5

y=5

Answer 2

the vertex is (2,5)