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Unformatted text preview: * a = b has a unique solution y G . Exercise 67. If ( G, * ) is a group, and a,b,c G , is it always true that a * b = c * a implies b = c ? Be sure to justify your response. Exercise 68. Is ( Z ,) a group?...
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This note was uploaded on 02/29/2012 for the course MATH 3326 taught by Professor Ryandaileda during the Fall '09 term at Trinity University.
 Fall '09
 RyanDaileda
 Math

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