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What is the greatest common factor of 20a^2, 12a^2 and 8a
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What is the greatest common factor of 20a^2, 12a^2 and 8a

User Filler
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20: 1, 2, 4, 5, 10, 20
12: 1, 2 ,3 ,4, 6, 12
8: 1, 2, 4, 8
The greatest number they have in common is 4 :)
a^2: a,a
a^2: a,a
a: a
Greatest in common is a
So the answer: 4a :)
User Chicharito
by
8.5k points
2 votes
The greatest common factor is 4a

hope this helps
User Relevart
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