Question

What is the gcf of 18a, 20ab, and 6ab

Answer 1

Greatest common factor
faceor each and find common groups
18a=2 times 3 times 3 times a
20ab=2 times 2 times 5 times a tmes b
6ab=2 times 3 times a times b

common group is
2 times a
answe ris 2a