Domain and Range

Front

What is the range of a mapping?

Back

The range is the set of all possible output values (y-values) of a function or relation.

Front

What is the domain of a relation?

Back

The domain is the set of all possible input values (x-values) of a function or relation.

Front

What is a set of ordered pairs called?

Back

A relation.

Front

Which relation has a domain of {3,7} and a range of {0,5}?

Back

(3,0), (7,0), (3,5), (7,5)

Front

What is the definition of a function?

Back

A function is a relation where each input (x-value) is associated with exactly one output (y-value).

Front

What does it mean if a relation is not a function?

Back

It means that at least one input (x-value) is associated with more than one output (y-value).

Front

How do you find the range from a set of ordered pairs?

Back

The range is found by listing all the unique y-values from the ordered pairs.

Front

What is an example of a domain?

Back

For the relation {(1,2), (3,4), (5,6)}, the domain is {1, 3, 5}.

Front

What is an example of a range?

Back

For the relation {(1,2), (3,4), (5,6)}, the range is {2, 4, 6}.

Front

What is the difference between domain and range?

Back

The domain refers to the set of all x-values, while the range refers to the set of all y-values.