[请问] 国一数学求解

楼主: nbastreet (nbastreet)   2023-11-26 13:34:11
https://i.imgur.com/MhMHjJs.jpg
如图 想请问大家该如何解呢 感谢各位大家
作者: a88241050 (再回頭已是百殘身)   2023-11-26 17:11:00
左边括号补上2(1/2+1/4+...+1/100

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