作业帮|1/2-1|+|1/3-1/2|+.+|1/2014-1/2013|=?
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/09 19:07:01
|1/2-1|+|1/3-1/2|+.+|1/2014-1/2013|=?
|1/2-1|+|1/3-1/2|+.+|1/2014-1/2013|=?
|1/2-1|+|1/3-1/2|+.+|1/2014-1/2013|=?
|1/2-1|+|1/3-1/2|+.+|1/2014-1/2013|
=1-1/2+1/2-1/3+.+1/2013-1/2014
=1-1/2014
=2013/2014
|1/2-1|+|1/3-1/2|+.....+|1/2014-1/2013|
=1-1/2+1/2-1/3+……+1/2013-1/2014
=1-1/2014
=2013/2014