perplexus.info :: Just Math : Perfect Square Not

Perfect Square Not (Posted on 2008-05-07)

The pairs of positive integers (A, B) are such that B divides 2A².

Prove that A² + B cannot be a perfect square.

See The Solution Submitted by K Sengupta

Rating: 2.7500 (4 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

re: To B not a square >>>. Revisited

| Comment 3 of 6 |

(In reply to To B not a square by Gamer)

READ YOUR PROOF

Posting mine ( ISOMORPHIC ) is redundant.

Ady

Posted by Ady TZIDON on 2008-05-07 19:15:48

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