Suppose a parabola has vertex (5, –3) and also passes through the point (6, 1). write the equation of the parabola in vertex form.
y = (x – 5)2 – 3
y = 4(x – 5)2 – 3
y = 4(x + 5)2 – 3
y = 4(x – 5)2 + 3