ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    The smallest value of n, for which 2n + 1, is not a

    prime number, is
    A 3 Correct Answer Incorrect Answer
    B 4 Correct Answer Incorrect Answer
    C 5 Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    According to the option-

    take the value of n=4

    2n+1=2├Ч4+1=9

    9 is not a prime number.

    Practice Next
    More No. System Questions

    Relevant for Exams:

    ask-question