Use the following steps to show that o ` n1 s21d n21 n ln 2 Let hn and sn be the partial
Chapter 11, Problem 36(choose chapter or problem)
Use the following steps to show that o ` n1 s21d n21 n ln 2 Let hn and sn be the partial sums of the harmonic and alternating harmonic series. (a) Show that s2n h2n 2 hn. (b) From Exercise 11.3.44 we have hn 2 ln n l as n l ` and therefore h2n 2 lns2nd l as n l ` Use these facts together with part (a) to show that s2n l ln 2 as n l `.
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