Question

CAN SOMEONE PLEASE HELP ME UNDERSTAND THIS PROBLEM? *WILL FAN AND MEDAL!* Please help me!!

Answer 1

Find the vertex, focus, directrix, and focal width of the parabola.

x2 = 20y

Vertex: (0, 0); Focus: (0, 5); Directrix: y = -5; Focal width: 20
Vertex: (0, 0); Focus: (5, 0); Directrix: x = 5; Focal width: 5
Vertex: (0, 0); Focus: (5, 0); Directrix: y = 5; Focal width: 80
Vertex: (0, 0); Focus: (0, -5); Directrix: x = -5; Focal width: 80

Answer 2

I worked some of it out and got that p = 1/80

Answer 3

@satellite73