# How do you find the domain of the function #4/ (x^2-4)#?

##### 1 Answer

Apr 13, 2018

the domain is all real x except when

#### Explanation:

For the domain, look at the denominator. For fractions, the denominator cannot equal to zero as this is considered undefined

ie

SO to find where it equal to zero, you say

Therefore, the domain is all real x except when