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#### melese

##### Member

- Feb 24, 2012

- 27

**IMO 1981,(ROU). shortlisted**

This problem is probably not as difficult, but was misleading at first to me.

2.Let $P$ be a polynomial of degree $n$ satisfying $P(k)=\binom{n+1}{k}^{-1}$ for $k=0,1,...,n$.

Determine $P(n+1)$.

መለሰ

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