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Find \(f(k)\) Such that: \(\sum_{k=1}^n f(k) = n^3.\)

 Jan 5, 2020
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Find  \(f(k)\) such that \(\sum \limits_{k=1}^n f(k) = n^3\). :

 

answer see: https://web2.0calc.com/questions/math-question-please-help_11#r2

 

laugh

 Jan 6, 2020

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