Question

Could anyone please help me? I'm stumped!

Identify the vertex, focus, and directrix of the parabola with the equation -28y + x2 = 0.

Thank you so much!

Answer 1

rewrite given equation into one of the standard forms

Answer 2

\(-28y + x^2 = 0\)

\(x^2 = 28y\)

\(x^2 = 4 \times 7 y\)

Answer 3

its in standard form now, have a look at the attached pic for focus and directrix

Answer 4

Thank you very very very much! Now I can pass my quiz. The attachment helps tons. Thanks again! =)

Answer 5

glad to hear :) you're wlcme !