求|1-1/2|+|1/2-1/3|+|1/3-1/4|+...+|1/49-1/50|的值

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 10:58:11
求|1-1/2|+|1/2-1/3|+|1/3-1/4|+...+|1/49-1/50|的值

求|1-1/2|+|1/2-1/3|+|1/3-1/4|+...+|1/49-1/50|的值
求|1-1/2|+|1/2-1/3|+|1/3-1/4|+...+|1/49-1/50|的值

求|1-1/2|+|1/2-1/3|+|1/3-1/4|+...+|1/49-1/50|的值
|1-1/2|+|1/2-1/3|+|1/3-1/4|+...+|1/49-1/50|
=1-1/2+1/2-1/3+1/3-1/4+..+1/49-1/50
=1-1/50
=49/50