Topic: Parametric Curves and Derivatives

Computing Second Derivatives Parametrically

Concavity of Parametrized Curves

Deriving the Second Derivative Formula

Vertical Tangents in Parametric Curves

Regular Points and the Derivative Pair

Tangent Lines at Regular Parameter Values

Horizontal Tangents in Parametric Curves

Reparametrizing a Curve

Eliminating Parameters Without Losing Branches

Orientation of a Parametrized Curve