Latest Gate Aptitude Question SOLUTION: The set {1,2,3,5,7,8,91 under multiplication modulo 10 is not a group. Given below are four plausible reasons. Which one of them is false? (A) It is not closed (B) 2 does not have

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(#M40021696) GATE question MATHS Keep an EYE

The set {1,2,3,5,7,8,91 under multiplication modulo 10 is not a group. Given
below are four plausible reasons. Which one of them is false?
(A) It is not closed
(B) 2 does not have an inverse
(C) 3 does not have an inverse
(D) 8 does not have an inverse

Asked In Gate MAN (10 years ago)

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