## Multiple Conics Passing Through Four Points
This applet demonstrates that, in general, two (distinct, nondegenerate) conic sections intersect in four points.
Therefore, four points do not uniquely determine a conic section. Two different conic sections are drawn through the points
P.
_{2}
In the applet, you may click and drag the points P are stationary.)
_{2}
Bradley and Stemkoski, Created with GeoGebra |