Mathematics, 13.07.2019 05:20 sarahmkey6
If a, b are any elements of a group g with identity element e, prove that (a) if a^2 = a, then a = e. (b) if ab = a, then b = e.
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If a, b are any elements of a group g with identity element e, prove that (a) if a^2 = a, then a = e...
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