This page introduces parametric equations, highlighting their advantages in representing curves beyond traditional methods. It emphasizes their application in describing motion in two and three dimens...This page introduces parametric equations, highlighting their advantages in representing curves beyond traditional methods. It emphasizes their application in describing motion in two and three dimensions and covers graphing, analysis, and differential calculus aspects like tangent slopes, arc lengths, and areas. Exercises for deeper comprehension are included, authored by contributors from MIT and Harvey Mudd, and published under a Creative Commons license.