Derive the equation of a parabola with a vertex at the origin and focus at coordinates (0, f) using a Desmos graphing calculator. There is a companion worksheet for this activity, which subscribers can download.
Derive the equation of a parabola with Focus at coordinates (a, c) and Directrix at y = c using a Desmos graphing calculator. There is a companion worksheet for this activity, which subscribers can download. The worksheet is a PDF file.