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What is the LCM 9 21 using prime factorization?

Updated: 8/20/2019
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12y ago

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3 x 3 = 9

3 x 7 = 21

3 x 3 x 7 = 63, the LCM

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12y ago
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Q: What is the LCM 9 21 using prime factorization?
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