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Divisibility to square (Posted on 2011-03-05) Difficulty: 3 of 5
Each of x and y is a positive integer such that x2 + y2 + x is divisible by 2xy.

Prove that x is the square of an integer.

No Solution Yet Submitted by K Sengupta    
Rating: 4.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re(2): Do any exist?broll2011-03-10 02:49:33
re: Do any exist?xdog2011-03-09 10:51:09
Do any exist?Gamer2011-03-08 04:38:50
Suggested solutionGamer2011-03-08 03:53:11
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