3. True or false? If a number is divisible by both 3 and 9, then is must be divisible by 27.
3. True or false? If a number is divisible by both 3 and 9, then is must be divisible by 27.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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18. True or false? If a number is divisible by both 3 and 9, then is must be divisible by 27.
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