p is a polynomial having n roots x_i with x_i ≠x_j for i≠j prove that Σ_(i=1) ^n ((p^(′′) (x_i ))/(p^′ (x


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Question Number 29832 by abdo imad last updated on 12/Feb/18

$p i s a p o l y n o m i a l h a v i n g n r o o t s x_{i} w i t h x_{i} \neq x_{j} f o r i \neq j$ $p r o v e t h a t \sum_{i = 1}^{n} \frac{p^{^{″}} (x_{i})}{p^{^{'}} (x_{i})} = 0$
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