Consider the set of numbers where and are elements of . which in is the same as . Write down all 4 elements of this set of numbers. Which elements have inverses?

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- March 26th 2010, 01:56 AMZennieQuestion in section on rings and fields
Consider the set of numbers where and are elements of . which in is the same as . Write down all 4 elements of this set of numbers. Which elements have inverses?

- March 26th 2010, 02:16 AMSwlabr