Question: Let m, n e Z+ with gcd(m, n) = 1 and let a, b . Prove that a = b (mod m) and a =

Let m, n e Z+ with gcd(m, n) = 1 and let a, b ∈. Prove that a = b (mod m) and a = b (mod n) if and only if a = b (mod mn).

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