Relations and Functions

Front

Is this a function?

Back

Function

Front

A relation where every input matches with exactly one output is called what?

Back

Function

Front

Is this a function?

Back

No

Front

Is this table a function or not a function?

Back

Not a Function

Front

Is the relation a function? Why?

Back

No, because the x-value 11 has two y-values pair with it.

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is a relation?

Back

A set of ordered pairs, where the first element is from the domain and the second from the range.

Front

What is the domain of a function?

Back

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

Front

What is the range of a function?

Back

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

Front

What does it mean for a relation to be a function?

Back

Each input must correspond to exactly one output.