Question: 6. (12 points) Let m, ne Z be such that m 2, n 2, and m | n. Prove or disprove that if a=b

6. (12 points) Let m, ne Z be such that m 2,

6. (12 points) Let m, ne Z be such that m 2, n 2, and m | n. Prove or disprove that if a=b (mod m), then a = b (mod n).

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