Question

What is the the vertex of `y = (x - 3)^2 + 5x-12`?

Answer 1

`(1/2,-13/4)`

Explanation:

`y=(x-3)^2+5x-12`
`y=x^2-6x+9+5x-12`
`y=x^2-x-3`
`y=x^2-x+1/4-3-1/4`
`y=(x-1/2)^2-13/4`

Vertex `(1/2,-13/4)`