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

##### 1 Answer

Jun 23, 2015

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