How do you find the greatest common factor of 80x^3, 30yx^2?

1 Answer
Mar 10, 2018

gcf=10x^2

Explanation:

Find the prime factorization of each of the given numbers:

80x^3=16*5=2^4*5*x^3
30yx^2=2*3*5*y*x^2

the greatest common factor is the product of all common factors taken one at a time at the lowest exponent:

gcf=2*5*x^2=10x^2