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Irrational Decision (Posted on 2015-11-15) Difficulty: 3 of 5
Let A be an irrational number and let N is an integer > 1.

Is N√(A + √(A2-1)) + N√( A - √(A2-1)) always an irrational number?

Give reasons for your answer.

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
SolutionSolutionBrian Smith2016-07-09 22:55:15
most of a general proofDaniel2015-11-17 15:26:00
re(3): N=2 onlyDaniel2015-11-16 20:53:52
re(2): N=2 onlyJer2015-11-16 20:48:21
re: N=2 onlybroll2015-11-16 07:48:35
Some ThoughtsN=2 onlyJer2015-11-16 07:26:45
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