|1/3-1/2|+|1/4-1/3|+|1/5-1/4|+...+|1/10-1/9|
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 16:32:53
![|1/3-1/2|+|1/4-1/3|+|1/5-1/4|+...+|1/10-1/9|](/uploads/image/z/10213975-55-5.jpg?t=%7C1%2F3-1%2F2%7C%2B%7C1%2F4-1%2F3%7C%2B%7C1%2F5-1%2F4%7C%2B...%2B%7C1%2F10-1%2F9%7C)
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|1/3-1/2|+|1/4-1/3|+|1/5-1/4|+...+|1/10-1/9|
|1/3-1/2|+|1/4-1/3|+|1/5-1/4|+...+|1/10-1/9|
|1/3-1/2|+|1/4-1/3|+|1/5-1/4|+...+|1/10-1/9|
|1/3-1/2|+|1/4-1/3|+|1/5-1/4|+...+|1/10-1/9|
=1/2-1/3+1/3-1/4+……+1/9-1/10
=1/2-1/10
=2/5