destinydillard destinydillard

06-10-2017
Mathematics

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What is the expanded form of the expression 3 sigma i^3 i=0

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jdoe0001 jdoe0001

06-10-2017

[tex]\bf \sum\limits_{i=1}^{n}~i^3\implies \left( \cfrac{n(n+1)}{2} \right)^2\\\\ -------------------------------\\\\ \sum\limits_{i=0}^{3}~i^3\implies \sum\limits_{i=1}^{4}~i^3\implies \left( \cfrac{4(4+1)}{2} \right)^2\implies 100[/tex]

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