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Square pairs (Posted on 2018-02-07) Difficulty: 3 of 5
Let's denote by p(n) the greatest square less than or equal to n,
n being a positive integer.

List all pairs (m,n), for which:(2m+1)*p(2n+1) = 400; m being less than n.

  Submitted by Ady TZIDON    
Rating: 5.0000 (1 votes)
Solution: (Hide)
Only one value is possible for m: m=0.

Therefore there are 20 solutions: (0, 200), (0, 201), ...... (0, 219).

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionAnswerMath Man2018-02-07 21:27:56
solution/spoilerxdog2018-02-07 20:50:38
my solution (no spoiler)armando2018-02-07 09:02:31
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