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Non-negative Integers Crossed Expression Product puzzle (
Posted on 2023-09-07
)
Determine all possible pairs (x,y) of non-negative integers that satisfy this equation:
(x!+1)(y!+1)= (x+y)!
See The Solution
Submitted by
K Sengupta
Rating:
5.0000
(1 votes)
Comments: (
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Subject
Author
Date
re: Another solution
Larry
2023-09-07 12:40:32
Another solution
Brian Smith
2023-09-07 10:51:07
Analytic solution
Larry
2023-09-07 08:49:14
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