# How do you find the domain and range of #f(x) = (2x+1) / (2x^2 + 5x + 2)#?

##### 1 Answer

Sep 8, 2017

The domain is

The range is

#### Explanation:

The denominator must de

So,

Therefore,

The domain is

To find the range, we proceed as follows

Let

The denominator must be

Therefore,

The range is

graph{(2x+1)/(2x^2+5x+2) [-18.02, 18.03, -9.01, 9.01]}