viewimage.php?id=20bcc42e&no=24b0d769e1d32ca73dec82fa11d02831d5ca5516da218d33b13f2460bb1f5b284dc3fadd481c2843688cac168495806974dfec3d8bcd763a3b9c976da1cfd306624bfcc30d172509be810b79d8fe68bb212411cf96d7a950a407a2dea098978c58db9da490

이렇게 구해도 ln2가 나오는데 저기에 나온

3/4-1/6(3/4)^3+... 되는게 1-1/2+1/3...랑 같나요? 신기하넹

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