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  3. CET Karnataka Engineering

CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2007

  • question_answer
    Which of the following is not a group with respect to the given operation?

    A)  The set of even integers under addition

    B)  The set, of odd integers under addition

    C)  \[\{0\}\] under addition

    D)  \[\{1,-1\}\]under multiplication

    Correct Answer: B

    Solution :

    The set of odd integers under addition is not a group. Since, under addition 0 is identity element which is not an odd number.


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