Write the equation in standard form for the parabola with a vertex at (1,1) and a directrix of y=-2

Question

This is about Conics of Parabolas and Non-Linear Systems

Answer 1

The distance between 1 and -2 is 3, so p = 3.

 

(x - 1)² = 4(3)(y - 1)

(x - 1)² = 12(y - 1)