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Cubic Expression and Perfect Cube (Posted on 2015-10-04) Difficulty: 3 of 5
Each of x and y is a positive integer.
Can each of x^3+y and y^3+x be a perfect cube?.
Give reasons for your answer.

No Solution Yet Submitted by K Sengupta    
Rating: 3.0000 (2 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
Some Thoughts re: q.e.d. (spoiler)......bravo Comment 2 of 2 |
(In reply to q.e.d. (spoiler) by Steve Herman)

Excellent reasoning!
  Posted by Ady TZIDON on 2015-10-05 06:45:17

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