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Conditional pairs (Posted on 2020-12-19) Difficulty: 2 of 5
Find all the pairs of positive numbers such that the last digit of their sum is 3, their difference is a prime number and their product is a perfect square.

No Solution Yet Submitted by Danish Ahmed Khan    
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ummm... | Comment 4 of 7 |
(In reply to re: solution by Brian Smith)

Yes 5 ends in 5 and is prime.
D'oh!!!!

  Posted by Larry on 2020-12-19 19:10:30
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