Find Sum_{k = 0}^{infty}1/[(k + 1)2^k].

chaotic_vampire_lord

2007-10-21 10:05 pm

Find Sum_{k = 0}^{infty}1/[(k + 1)2^k].

回答 (2)

Andrew

2007-10-23 3:44 am

✔ 最佳答案

圖片參考：http://i187.photobucket.com/albums/x22/cshung/7007102102157.jpg
　　　　　

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Vincent Wong

2007-10-31 4:17 am

excellent work... clear and simplest method! perfect!

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