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Sum Reals, Get Integer (Posted on 2016-07-09) Difficulty: 3 of 5
Find all nonnegative real numbers R such that:

3√(13+√R) + 3√(13-√R) is an integer.

Prove that there are no others.

No Solution Yet Submitted by K Sengupta    
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Comments: ( You must be logged in to post comments.)
  Subject Author Date
re: Solutionarmando2016-07-10 09:42:08
Some Thoughtsre: SolutionJer2016-07-09 13:50:28
SolutionSolutionBrian Smith2016-07-09 11:27:56
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