# How to find the asymptotes of #f(x) =(9x^2 – 36)/( x^2 - 9)# ?

##### 1 Answer

Jan 11, 2016

**Vertical asymptotes** occur when the denominator equals

#### Explanation:

**Vertical Asymptotes** :

**Horizontal Asymptotes** :

Find the **highest exponents** in the numerator and denominator, then divide ...

So,

Here is a graph. The **dotted lines are the asymptotes** ...

Hope that helped