Algebra I Glossary

for any number x, the numbers that can be evenly divided into x are called factors of x. For example, the number 20 has the factors 1, 2, 4, 5, 10, and 20.

a polynomial written as a product of factors, and each non-monomial factor has no common factors in its terms

an abbreviated way of writing a product of all whole numbers from 1 to a given number, indicated by that number followed by an exclamation point, as in 3! = 3 • 2 • 1

the process of breaking a number down into its multiplicative factors. Every number x has at least the numbers 1 and x as factors.

a type of equation—usually reserved for multi-variable equations that describe a well-known or often repeated calculation

a kind of relation in which one variable uniquely determines the value of another variable

a way to find the number of outcomes in a sample space by finding the product of the number of outcomes for each element

the process of using observations of specific events to make statements or conjectures about more general situations

the largest number or expression that will divide a number or expression exactly

the largest factor that two numbers have in common