# How do you find the domain and the range of the relation, and state whether or not the relation is a function (1,7), (2,6), (3,5), (4,4)?

##### 1 Answer

Aug 11, 2017

The domain is

The range is

The relation is a function.

#### Explanation:

The domain is the set

and the range is the set

A function is a special relationship where each input has a single output.

Then it is a function, since for each term of the domain, there is a single output: