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Provisory Pairs (Posted on 2023-01-21) Difficulty: 3 of 5
Determine all possible pairs of positive integers satisfying each of these conditions:
  • The last digit of their sum is 5.
  • Their difference is a prime number.
  • Their product is a perfect square.

See The Solution Submitted by K Sengupta    
Rating: 5.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionSolution and Pattern without proofLarry2023-01-21 11:00:28
Some Thoughtssome numbers to look atCharlie2023-01-21 09:11:18
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