Decide whether or not the modulo system forms a group.
-{1, 2, 3, 4, 5}; multiplication modulo 6
A) Not a group
B) Group

Name: Decide whether or not the modulo system forms a group. -{1, 2, 3, 4, 5}; multiplication modulo 6 A) Not a group B) Group
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Question

Quizplus · Accepted Answer

The set {1, 2, 3, 4, 5} with multiplication modulo 6 does not form a group because it lacks the existence of an inverse for every element. For example, there is no element in the set that can be multiplied by 2 to yield 1 modulo 6.

Decide Whether or Not the Modulo System Forms a Group