Question

Vertex of h(x)=−4x 2 +12x−7

Answer 1

x = 1.5

Explanation:

To get the vertex of a quadratic equation you can use the formula

x = -b/2a

where f(x) = ax² + bx + c

So you would get -12/2(-4)

-12/-8

x = 1.5

Then substitue x in the equation to find y. I won't be doing that here