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4 June, 22:30

What is the value of 9C4

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  1. 5 June, 00:47
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    Step-by-step explanation:

    Recall the formula nCr=n! { (n-r) ! r!}

    Here, n=9, r = 4

    9C4=9! / { (9-4) ! 4!

    =9! / (5! 4)

    = 362880 / (120 * 24)

    =126

    Awnser is 126
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