Binomial Theorem and Binomial Identities

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发表日期：

2025年

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R. Rama

摘要

Earlier, inBinomial anIdentity example we have seen that C(n, r) stands for the coefficient of \(a^rb^{(n-r)}\) in the expansion of \((a+b)^n\) . We see a simple combinatorial argument for this as follows.

Earlier, inBinomial&#xa0;anIdentity example we have seen that C(n,&#xa0;r) stands for the coefficient of \(a^rb^{(n-r)}\) in the expansion of \((a+b)^n\) . We see a simple combinatorial argument for this as follows.

Binomial Theorem and Binomial Identities

摘要

Earlier, inBinomial anIdentity example we have seen that C(n, r) stands for the coefficient of \(a^rb^{(n-r)}\) in the expansion of \((a+b)^n\) . We see a simple combinatorial argument for this as follows.