Question

What is the gcf of 30x^2 and 66x^5?

Answer 1

`6x^2`

Explanation:

Express as product of prime factors.

`30x^2=2* 3* 5* x^2`

`66x^5=2* 3* 11* x^5`

The greatest common factor is the product of the least powers of the common factors.

The GCF is

`2* 3* x^2=6x^2`