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LCM, Sum and Product Puzzle (
Posted on 2023-01-13
)
The least common multiple (LCM) of four positive integers p, q, r, and s is equal to p+q+r+s
Is p*q*r*s always divisible by at least one of 3 and 5?
If so, prove it.
If not, provide a counterexample.
No Solution Yet
Submitted by
K Sengupta
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Subject
Author
Date
with five
Steven Lord
2023-02-02 09:03:19
more clues
Steven Lord
2023-02-01 17:13:54
some clues
Steven Lord
2023-02-01 14:11:00
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