How do we find the sum of the below series: a) 1 + 1/3 + 1/6 + 1/10 + 1/15 + ......... b) 1/2 + 1/6 + 1/12 + 1/20 + ...... Thanks!!!
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Originally Posted by a69356 How do we find the sum of the below series: a) 1 + 1/3 + 1/6 + 1/10 + 1/15 + ......... b) 1/2 + 1/6 + 1/12 + 1/20 + ...... Thanks!!! (b) the series in (a) is just twice the sum of (b).
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