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Khan Academy
Khan Academy: Pre Calculus: Parametric Equations 3
A continuation of the Khan Academy's series of videos on parametric equations. Presents two parametric equations and then uses trig identities to convert them into one Cartesian equation which happens to be an ellipse. By choosing and...
Khan Academy
Khan Academy: Pre Calculus: Parametric Equations 2
This video follows from Parametric Equations 1 and extends the example given in that first video. This segment now shows how to convert from two parametric equations that are defined in terms of t to one Cartesian equation where y is...