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)?
The domain is
The range is
The relation is a function.
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: