# Polynomials

## Introduction - What is a Polynomial?

A polynomial is an expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable. In Ms. Flanders' class, we learned factor, divide, and rationalize polynomials to get a desired answer.

## Vocabulary

Coefficient - a number used to multiply a variable

GCF - Greatest Common Factor

Trial and Error - a method for solving polynomials by using experimentation, investigation, and elimination

Polynomial - a monomial or a sum of monomials, each of which is called a term of the polynomial

Like Terms - Terms that have the same variable parts. Constant terms are also like terms

Factor by Grouping - factoring by grouping pairs of terms that have a common monomial factor

Polynomial Long Division - A method used to divide polynomials similarities to the way you divide numbers

Synthetic Division - A method used to divide a polynomial by a divisor of the form x-k

FOIL - First, Outer, Inner, Last. A form of distribution used in multiplying polynomials