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Formula q_874 - ArqMath20

Formula q_874 (Q681)

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Language	Label	Description	Also known as
English	Formula q_874	No description defined

Statements

arqmath formula id

q_874

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Defining formula

(\sum_{i = 1}^{n + 1} a_{i}) (\sum_{i = 1}^{n + 1} \frac{1}{a_{i}}) = [(\sum_{i = 1}^{n} a_{i}) + a_{n + 1}] [(\sum_{i = 1}^{n} \frac{1}{a_{i}}) + \frac{1}{a_{n + 1}}]

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