Parametric Equations

Use the following applet to investigate properties of the curve defined by the equations x = r1cos(aø) and y = r2sin(bø).
Pay particular attention to the way a circle and elipse is defined using parametric equations.

Figure parametric.fig

Investigate how to draw these curvees on the graphic display calculator.

Applet created on 1/30/01 by Jamie Coventry with CabriJava