Formula q_877 (Q684): Difference between revisions

Latest revision as of 13:26, 20 April 2020

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Language	Label	Description	Also known as
English	Formula q_877	No description defined

q_877

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=\left(\sum _{i=1}^{n}a_{i}\right)\left(\sum _{i=1}^{n}{\frac {1}{a_{i}}}\right)+\left(\sum _{i=1}^{n}a_{i}\right){\frac {1}{a_{n+1}}}+a_{n+1}\left(\sum _{i=1}^{n}{\frac {1}{a_{i}}}\right)+1

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@@ Property / arqmath formula id @@
+q_877
@@ Property / arqmath formula id: q_877 / rank @@
+Normal rank
@@ Property / Defining formula @@
+ $=\left(\sum _{i=1}^{n}a_{i}\right)\left(\sum _{i=1}^{n}{\frac {1}{a_{i}}}\right)+\left(\sum _{i=1}^{n}a_{i}\right){\frac {1}{a_{n+1}}}+a_{n+1}\left(\sum _{i=1}^{n}{\frac {1}{a_{i}}}\right)+1$ 
=\left(\sum_{i=1}^{n}a_{i}\right)\left(\sum_{i=1}^{n} \frac{1}{a_{i}}\right) +\left(\sum_{i=1}^{n}a_{i}\right) \frac{1}{a_{n+1}} + a_{n+1} \left(\sum_{i=1}^{n} \frac{1}{a_{i}}\right) +1
+Normal rank