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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Consider the set S = {a, b} with addition and multiplication defined by the following tables.
Is a ring? Justify your answer.
2. For each of the following equations, find an integer that satisfies the equation.
a. 9x = 8 (mod 7)
b. 7x = 6 (mod 5)
c. 5x = 4 (mod 3)
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