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solve-15-2n-C-n-1-28-2n-1-C-n-find-n-




Question Number 172008 by Mikenice last updated on 23/Jun/22
solve:  15(2n)_C_((n−1))  =28(2n−1)_C_n  . find n
solve:15(2n)C(n1)=28(2n1)Cn.findn

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