Let a and b be relatively prime numbers. prove that (a+b,a-b) is either 1 or 2.

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- Jul 9th 2008, 06:33 PMJCIRNumber Theory relatively prime.
Let a and b be relatively prime numbers. prove that (a+b,a-b) is either 1 or 2.

- Jul 9th 2008, 06:38 PMicemanfan
- Jul 9th 2008, 08:04 PMThePerfectHacker