Question: 2. Consider the Carmichael number 561. (a) Compute the set W(561). Is |W(561)| < (561 - 1)/2? (b) How many nontrivial square roots of 1
2. Consider the Carmichael number 561.
(a) Compute the set W(561). Is |W(561)| < (561 - 1)/2?
(b) How many nontrivial square roots of 1 modulo 561 are there?
(2.33)
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