Guest Posted April 9, 2010 Report Share Posted April 9, 2010 Each of P and Q is a nonnegative integer such that P2 = 28*Q2 + 1 Is 2*P + 2 always a perfect square? If so, prove it. Otherwise, provide a counterexample. Quote Link to comment Share on other sites More sharing options...
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Each of P and Q is a nonnegative integer such that P2 = 28*Q2 + 1
Is 2*P + 2 always a perfect square?
If so, prove it. Otherwise, provide a counterexample.
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