Topic: Parametric Curves and Derivatives

Finding Tangents at Self-Intersecting Points

Horizontal Tangents and Their Conditions

Finding Tangent Lines at Specified Parameter Values

Eliminating Parameters Without Losing Curve Branches

Using Coordinate Derivatives to Read Curve Behavior

Tracing Parametric Curves with Key Parameter Values

Orientation and Repeated Tracing of Parametric Curves

Reading Parametric Equations as Plane Curves