6a
30a
42 = 2 * 3 * 7 12 = 2 * 2 * 3 Hence gcf (42, 12) = 2 * 3 = 6 Notice that a is also a factor of 12a and 42a. Hence gcf (42a, 12a) = 2 * 3 * a = 6a
If that's x2y and xy2, the GCF is xy.
The GCF is 2x.
The GCF is 5a.
The GCF is 14.
The GCF is 5a.
The GCF is 8.
The GCF is 4y.
The GCF is 2z
x