
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Transcribed Image Text:2. Prove that if a, b, c, d, and m are integers such that m > 0, a = b mod m and c= d mod
m₂ then
(a) a+c=b+d mod m
(b) a-c=b-d mod m
(c) ac = bd mod m
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