# How do you graph #f(x) = |2x + 1|#?

##### 1 Answer

Sep 7, 2017

See below.

#### Explanation:

When dealing with absolute values, we need to look at the value in the absolute bars as being both positive and negative. In this example that would be:

So we graph

For range

See graph:

graph{y = | 2x + 1 | [-3, 2, -0.5, 3]}