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42=2x21

21=3x7

PF=2x3x7

The PF (Prime Factorization) of 42 is 2x3x7.(Sorry, I couldn't do a factor tree, there are always helpful to use when doing prime factorization, but since this is the computer, I could only do it like the following above.)

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12y ago

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Q: What is the prime factorization of the composite number 42?
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