Question

What is the vertex of the parabola?

A) (-1,0)
B) (0,-3)
C) (1,-4)
D) (3,0)

Answer 1

-b/2a will give you the x-coord of the vertex

Answer 2

So is b y and a is x?

Answer 3

what? I can't tell you anything without seeing a diagram or an equation
\(x=-\dfrac{b}{2a}\)

Answer 4

How do i attach a picture of the graph?

Answer 5

save it somewhere and click attach file