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Prove that if nCa=nCb then it …

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Prove that if nCa=nCb then it implies that a=b or a=n-b, i.e., n=a+b And please give me answer of this question i am asking this question second time. And give answer by tomorrow because day after tomorrow is my exam

    • Posted by Himanshu Goyal 3 years, 5 months ago

    CBSE > Class 11 > Mathematics
    • 1 answers

    Khushi Swami 3 years, 5 months ago

    nCa=nCb=nCn-b [nCr=nCn-r] a=b. or. a=n-b a=b. or. n=a+b

    4Thank You

    ANSWER
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