Identifying Functions Practice

Front

What are all of the x values in a function called?

Back

Inputs

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

Is the following a function: { (1, 2), (1, 3) }?

Back

No, it's not a function.

Front

What is the range of a function?

Back

The set of all possible output values.

Front

Which of the following is NOT a function: { (2, 3), (2, 4) }?

Back

{ (2, 3), (2, 4) } is NOT a function.

Front

What is a relation in mathematics?

Back

A set of ordered pairs.

Front

Is this a function or not a function: { (3, 5), (4, 5), (3, 6) }?

Back

Not a function.

Front

What is an example of a function?

Back

{ (1, 2), (2, 3), (3, 4) }.

Front

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

Back

Each input must correspond to exactly one output.

Front

What is the domain of a function?

Back

The set of all possible input values.