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Somatório e Produtório
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Revision as of 20:41, 9 December 2015
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20:41, 9 December 2015
→Resolução
média:
<math>\frac {\frac{n \cdot (n+1)}{2}}{n} = \frac{n \cdot (n+1)}{2n}
= \frac{1}{n}\sum_{k=1}^{n} k
</math>
===Exemplo 5===
Francleidepsimao
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