An integral part of a study of Algebra is using variables. When you add variables to arithmetic expressions you get polynomial expression. Polynomials allow people to generalize mathematical expressions for greater understanding.

Primary Authors: Peggy Warren, M.S. (member, NCTM), Susan Wright, B.A. (member, NCTM), Edited by A. B. Cron, BSME, MEd Math Ed, CAGS (Lifetime Member, NCTM) and entered into GeoGebra with some enhancements.