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 12k^2.
The GCF is 6.
The GCF is 9.
The GCF is 4.
The GCF is 30.
50
The GCF is: 1
The GCF is 27.
The GCF is 1.
The GCF is 2.
The GCF is 3.
The GCF is 5.