The GCF is 12k^2.
36hk3, 60k2m, 84k4n GCF = 12k2, since 12 is the greatest number that you can divide the three coefficients, and k2 is the common variable with the lowest exponent.
The GCF is 6.
The GCF is 9.
The GCF is 4.
The GCF is 30.
50
The GCF is: 1
The GCF is 1.
The GCF is 27.
The GCF is 3.
The GCF is 2.
The GCF is 5.