Sums of Exponents

When we can reproduce what others have done before, that is school work.

I would be interested in links to a proof of this or where it can be found elsewhere.

I have not tried it with fractional exponents or with especially large values of n, but it does work with decimals greater than one.

x ( xn – 1)
∑ xn = ____________
(x – 1)
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One Response to Sums of Exponents

  1. Clarification: N should be a positive real number and increment by one.

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