How do you find the equation of a parabola with vertex at the origin and directrix y=-1?
1 Answer
Sep 2, 2017
Equation of parabola is
Explanation:
Vertex is at
Equation of parabola is
so parabola opens upward and
directrix from vertex is
graph{1/4 x^2 [-12.66, 12.65, -6.33, 6.33]} [Ans]