Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 1 - Section 1.5 - Prime Factorization - Exercise - Page 25: 34

Answer

Yes, divisible

Work Step by Step

We add up the digits of 42: 4+2=6, which is divisible by 3. Therefore, 42 is divisible by 3.
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