# How do you find the domain and range of #y = 2x^3 + 8#?

##### 1 Answer

Feb 22, 2018

Range:

Domain:

#### Explanation:

Range:

How BIG can

Because the cube of a negative number is negative and the cube of a positive number is positive,

Domain:

How BIG can

Note that this function is never undefined because there is no variable in the denominator.