Polynomials

In this video lesson, learn about polynomials.

Polynomials
Polynomials are expressions with more than one term.
Monomials that are added or subtracted by each other form polynomials.

4x is a monomial.
12ab is a monomial.
4x+12ab is a polynomial.
3x^2y+3x^2-5x+7 is a polynomial.