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Sum Root Concern (Posted on 2015-03-14) Difficulty: 3 of 5
Does there exist an integer n such that:
√(n-1) + √(n+1) is a rational number?

If so, provide an example.
If not, prove the non-existance of such an integer.

No Solution Yet Submitted by K Sengupta    
Rating: 3.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionComputer solution (spoiler)Steve Herman2015-03-14 10:12:41
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