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JEE Main & Advanced Mathematics Permutations and Combinations Question Bank Definition of permutation, Number of permutations with or without repetition, Conditional permutations

  • question_answer
    How many words can be made  from the letters of the word COMMITTEE     [RPET 1986; MP PET 2002]

    A) \[\frac{9\ !}{{{(2\ !)}^{2}}}\]

    B) \[\frac{9\ !}{{{(2\ !)}^{3}}}\]

    C) \[\frac{9\ !}{2\ !}\]

    D) \[9\ !\]

    Correct Answer: B

    Solution :

    It is obvious.


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