# How do you factor the expression #x^3y^3 + z^3#?

##### 1 Answer

Feb 7, 2016

#### Answer:

Answer is:

You can check by multiplying it out.

#### Explanation:

Notice that each term is a perfect cube:

So we have a sum of cubes, and the factoring formula is:

So we use

check by multiplying it out to make sure!

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