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F

factor

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.

factored form of a polynomial

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

factorial

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

factoring

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

formula

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

function

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

Fundamental Counting Principle

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