# How do you find the greatest common factor of #30y^3, 20y^2#?

##### 1 Answer

Dec 13, 2016

#### Answer:

#### Explanation:

Find the greatest common factor (GCF) of

First, let's find the GCF of the coefficients

The greatest factor that is "common" to both lists is

Now, let's find the GCF of the variables.

The largest number of "

The GCF of the variables is

Combing the the GCF's of the coefficients and the variables gives a GCF of