# How do you find the gcf of #10xy^2 + 5x^2y - 20x^3y#?

##### 1 Answer

Jun 23, 2015

#### Answer:

You can factor each individual term then identify which factors occur in all terms and with what multiplicity. Then multiply those common factors together.

In your example the gcf is

#### Explanation:

For all of the three terms, the factors

If the first term were