# What is the domain and range of {(4,2),(-3,2),(8,2),(8,9),(7,5)}?

##### 1 Answer

Aug 2, 2018

Domain:

Range:

#### Explanation:

The domain is also known as the

Since we know that a coordinate is written in the form

However, when we write a domain, we typically put them from least to greatest and not repeat numbers. Therefore, the domain is:

All the

Again, put them in least to greatest and do not repeat numbers:

Hope this helps!