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Find the greatest common factor of 28 and 36?

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Nam D. Share
Feb 5, 2018

Answer:

#4#

Explanation:

Using the prime factorization method,

#28=2^2*7#

#36=2^2*9#

So, the greatest common factor is #2^2#.

#2^2=4#

#:.GCF# of #28# and #36# is #4#.

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