1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D

来源：学生作业帮助网编辑：六六作业网时间：2024/10/08 02:00:23

1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D1-1/

1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D
1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D

1-1/2+1/3-1/4+1/5-1/6……+1/15=23*(1/A+1/B+1/C+1/D
这题不全吧