Question

Which of the following equations is of a parabola with a vertex at (0, -5)?

a. y= (x- 5)^2
b. y= (x+ 5)^2
c. y=x^2- 5
d. y=x^2+ 5

Answer 1

i'm thinking.. d

Answer 2

c. y=x^2- 5 is the correct answer.