數學:級數求和

👨🏻‍🏫 學術台數學

用戶9112

2011-10-21 5:23 am

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圖片參考：http://i1090.photobucket.com/albums/i376/Nelson_Yu/int-118.jpg

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更新1:

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回答 (2)

CRebecca

2011-10-22 6:27 am

✔ 最佳答案

The series equals the definite integral of 1/(1+x^4) from x=0 to x=1,
show as the following

圖片參考：http://imgcld.yimg.com/8/n/HA06881079/o/701110200079313873480880.jpg

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用戶2053

2011-10-21 5:58 am

http://www.wolframalpha.com/input/?i=sum_%28n%3D0%29%5Einfinity%28-1%29%5En%2F%284n%2B1%29

k should be n .

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收錄日期: 2021-04-21 22:24:59
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111020000051KK00793

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