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JEE Main & Advanced Mathematics Permutations and Combinations Question Bank Definition of combinations, Conditional combinations, Division into groups, Derangements

  • question_answer
    If \[^{20}{{C}_{n+2}}{{=}^{n}}{{C}_{16}}\], then the value of \[n\] is [MP PET 1984]

    A) 7

    B) 10

    C) 13

    D) No value

    Correct Answer: D

    Solution :

    No value can satisfy.


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