# What is the domain and range of #y=7#?

##### 1 Answer

Mar 12, 2018

Please read the explanation.

#### Explanation:

We have the function

The graph of

**Domain:**

The function has **neither undefined points nor domain constraints.**

Hence, the domain is

Using the **interval notation** we can also write the domain as

**Range:**

The range of a **constant function**

Hence, the range is

I hope it helps.