Mathematics: Functions and Relations

Front

dependent variable

Back

the output of a variable

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set

Back

a collection of items called elements

Front

element

Back

an item in a set

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relation

Back

a pair of input and output values (x, y)

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function

Back

a relation that has exactly one output (y value) for each input (x value)

Front

domain

Back

the set of all possible input values (x values) of a relation or function

Front

function rule

Back

explains how the output value is related to the input value

Front

range

Back

the set of all possible output values (y values) of a relation or function

Front

vertical line test

Back

a visual way to determine if a curve is a graph of a function or not

Front

independent variable

Back

the input of a function.