Function Notation Vocabulary

Input

value entered into a function in order to produce the related output value

independent variable

The input of a function; a variable whose value determines the value of the output, or dependent variable.

dependent variable

The outcome factor; the variable that may change in response to manipulations of the independent variable.

function

a relation in which each element of the domain is paired with exactly one element of the range

function notation

an equation in the form of 'f(x)=' to show the output value of a function, f, for an input value x

f(x)

function notation that is used in place of "y"