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1 vote
What number completes the list of prime factors for 42

2 Answers

5 votes
prime factore of 42 divide 42 into 2 and 21, 21 into 3 and 7 so your answer is 2x3x7

User Daniel Kurz
by
7.1k points
3 votes
7
because a factor of 42 is 7

User Mike Starov
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7.5k points