Question

Please help (:


4. What is the equation of a parabola with focus at F (2,-2) and directrix at y= 4?

A. Y= 1/12 x^2 + 1/3x + 2/3
B. Y= 1/12 x^2 + 1/3x - 2/3
C. Y= 1/12 x^2 - 1/3 x - 2/3
D. Y= 1/12 x^2 - 1/3x - 2/3

5. A parabola has a focus at F (-2,4) and a directrix at y=0. What is the location of the vertex of the parabola?

A. (-2,0)
B. (-2,4)
C. (-1,4)
D. (-2,2)