Relations and Functions

Front

Is this mapping a function or not a function?

Back

Function

Front

Is this table a function or not a function?

Back

Not a Function

Front

Is this a function?

Back

Yes

Front

What is the definition of function?

Back

Every input has only ONE output.

Front

Is this a function?

Back

Function

Front

What is a relation?

Back

A set of ordered pairs.

Front

What is the domain of a function?

Back

The set of all possible input values (x-values).

Front

What is the range of a function?

Back

The set of all possible output values (y-values).

Front

What is a one-to-one function?

Back

A function where each input has a unique output.

Front

What is a vertical line test?

Back

A method to determine if a relation is a function by checking if a vertical line intersects the graph more than once.