# What is the domain and range of #y= 1/2x#?

##### 1 Answer

Apr 15, 2018

graph{y=1/2x [-10, 10, -5, 5]}

Domain: all real numbers or

using interval notation: (-infinity, infinity)

Range: all real numbers or

using interval notation: (-infinity, infinity)

#### Explanation:

The domain is the set of all x-values. If you look at the graph, all x-values are included in the graph.

The domain is the set of all y-values. If you look at the graph, all y-values are included in the graph.