Question

The function g(x)=3x^2-12x+7 written in vertex form is g(x)=3(x-2)^2-5. What is the vertex of g(x)

Answer 1

The vertex form:

`f(x)=a(x-h)^2+k\\\\(h,\ k)-vertex`

We have:

`g(x)=3(x-2)^2-5\\\\h=2,\ k=-5`

Therefore the vertex is (2, -5).