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10.1 Curves Defined by Parametric Equations1.Parametric EquationsDefinition 1.1.
2.ExamplesExample 2.1.Define the curve given byy=x2-4using parametric equations withtas the parameter. Sketch the curve fort0.Remark 2.1.The same curve may be represented using many different parametricequations.1
Section 10.1 Curves Defined by Parametric Equations2Example 2.2.Eliminate the parameter to find a Cartesian equation of the curvex= cost,y= sintand sketch the parametric curve for0t2π.Include an arrowto indicate the direction of the curve as

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