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P3 Topic 2: Coordinate geometry in the (x, y) plane
Parametric equations 2 backmore
The purpose of this topic is to show you the types of graphs that can be drawn using parametric equations. Use your mouse to move points a or b.
x = at2 y= 2at
A parabola

x = at2 y= bt3

x = acos t y= b sin t
An ellipse

plane graphic calculator The Plane Graphic Calculator java applet