Question

f(x) = -1
2
(x - 1
3
)2 + 2
5

Answer 1

Is that a question?

Answer 2

What is the vertex of this quadratic function?

Answer 3

\( \color{Black}{\Rightarrow f(x) = a(x - h)^2 + b}\)

(h,b) is the vertex.

Answer 4

And this isn't even a parabola.. this is a straight line.

Answer 5

um. i think your mistaken this is a state issued question.