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(a) How many integers have inverses modulo 121? Justify. (b) Prove, that if a has a multiplicative inverse modulo N, then this inverse is unique
(a) How many integers have inverses modulo 121? Justify. (b) Prove, that if a has a multiplicative inverse modulo N, then this inverse is unique (mod N).
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Data Management Databases And Organizations
Authors: Richard T. Watson
3rd Edition
0471418455, 978-0471418450
