Method NO. 2 : Upseting Method, again

22Dec07

Lets calculate more compilated sum

further, the last one equals to and now the first of the sums is equal to however the second one is easy, cause its a geometric sequence equal to under the law from previous post. Now we have , in the result of elementary algebraic transformation we [...]

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Tags: math, method, sequence, sum, upset, upseting

Method NO. 1 : Upseting Method, The sum of a geometric sequence

22Dec07

Asume that we want to calculate

Of course,
But the sum on the right side is equal to Therefore and so,

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Tags: geometric, math, method, sequence, sum