Calculus And Analytic Geometry By Zia Ul Haq Notes Pdf Printable Full New ((link)) -

A parametric equation is a set of equations that express $x$ and $y$ in terms of a parameter $t$.

\sectionAnalytic Geometry

\sectionFunctions and Limits

\subsectionLimits of Functions

A function $f(x)$ is increasing on an interval if $f'(x) > 0$ for all $x$ in the interval. A parametric equation is a set of equations