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rp89
determine if the series is converging or diverging ln/n from n=1 to n=infinity...which test do you use?
http://tutorial.math.lamar.edu/Classes/CalcII/ConvergenceOfSeries.aspx visit this link u have a clear idea about ur question
If you are unsure, I would say use ratio test. It usually works. But if the series looks like its easily integrable, use integral test. I'm sure you've done enough integrals to see whether a series looks like an easy integral.