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Wiki User
The GCF is 21.
21
Anonymous ∙
The GCF is 7.
The GCF is 42.
It is: 14
the HCF is 6
It is 1 but the HCF is 21
HCF(40, 63) = 1
The GCF is 9.
hcf = 42, lcm = 84.