Question

Which of the following equations is of a parabola with a vertex at (0, 3)?

Оy (x-3) 2
Оун (х+3) 2
Оy 2-3
о у х2 + 3

Answer 1

Explanation:

y=x²+3

vetex=(h,k) in the equation : ax²+bx+c

y=x²+3 ( a=1,b=0,c=0)

h=-b/2a=0

k=c=3