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what is 12+22+32+......+n2 ? you need to express it using a simple expression

 Jul 4, 2017

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 #2
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what is 12+22+32+......+n2 ? you need to express it using a simple expression

 

=[n(n+1)(2n +1)] / 6

 Jul 4, 2017
 #2
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+1
Best Answer

what is 12+22+32+......+n2 ? you need to express it using a simple expression

 

=[n(n+1)(2n +1)] / 6

Guest Jul 4, 2017

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