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Greatest common factor of 21 and 42?

Updated: 8/17/2019

Wiki User

5y ago

The GCF is 21.

Wiki User

5y ago
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A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: Greatest common factor of 21 and 42?
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21

21

21

The GCF is 21.