Summations Involving APGP Q3
Summations Involving APGP Q3
Find
- \(\sum\limits_{r=4}^{n+1}{(\ln {{3}^{r}}}+{{5}^{-r}})\)
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Answer:(i) \(\frac{(\ln 3)(n-2)(n+5)}{2}-\frac{5^{2-n}-1}{500}\)
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