Question

The graph of which quadratic equation has a vertex of (0, 3)?

y = (x + 3)2

y = (x – 3)2

y = x2 – 3

y = x2 + 3

Answer 1

the parabola has y=a(x-h)^2+k has vertex (h,k)

Answer 2

note x^2 can be written (x-0)^2