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The greatest common factor of 18 and a and 20 AB

User Archr
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1 Answer

3 votes

Answer:

1

Explanation:

GCF(18, a, 20ab) = 1

18 and a do not necessarily have any factor in common, so their GCF is 1. Adding more terms to the list will not increase the GCF beyond that value.

User ApathyBear
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