# How do you find the domain of #f(x)=x^3-8x+4#?

##### 1 Answer

Jun 14, 2018

#### Explanation:

We're dealing with a polynomial here, which is defined for all real numbers. Let's think for a moment:

Are there any values of

Let's plug in some values for

Notice, I could have picked much more ridiculous values for

Hope this helps!