The GCF is 21.
The GCF is 21.
It is 1 but the HCF is 21
HCF(40, 63) = 1
The GCF is 9.
hcf = 42, lcm = 84.
The least common multiple of 14 and 21 is 42.14, 28, 42, 56 ...21, 42, 63, 84, ...
The GCF is 7.
The greatest common factor (GCF) of 42 and 63 is 21.To find the GCF (greatest common factor) of two numbers, first prime factorize them.42 = 2*3*763 = 3*3*7The GCF must be able to contain factors such that if divided by 42 or 63, the answer will be an integer.The GCF is 21.21
The GCF is 42.
It is: 14
The GCF is 42.