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Let a, b € Z such that ged(a, b) = 1. Prove that gcd (a + b, a - b) is either 1 or 2.

Posted: Thu Jun 30, 2022 7:36 pm
by answerhappygod
Let A B Z Such That Ged A B 1 Prove That Gcd A B A B Is Either 1 Or 2 1
Let A B Z Such That Ged A B 1 Prove That Gcd A B A B Is Either 1 Or 2 1 (5.46 KiB) Viewed 19 times
Let a, b € Z such that ged(a, b) = 1. Prove that gcd (a + b, a - b) is either 1 or 2.