Question: (a) How many units are there in Z15? How many in Z3 x Z5? (b) Are Z15 and Z3 x Z5 isomorphic?

(a) How many units are there in Z15? How many in
Z3 x Z5?
(b) Are Z15 and Z3 x Z5 isomorphic?

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a There are 15 152345 8 units in both Z 15 and Z 3 Z 6 b Y... View full answer

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