Question

Find the GFC of 42,70,84

Answer 1

14 is the gcf and the factors are −14,−7,−2,−1,1,2,7,14 - 14 , - 7 , - 2 , - 1 , 1 , 2 , 7 , 14 .

Answer 2

Find the prime factors of each term in order to find the greatest common factor (GCF).

14 is the greatest common factor.