|1\2-1|+|1\3-1\2|+…+|1\2008-1\2007|=?

发布时间:2021-03-16 07:11:00

|1\2-1|+|1\3-1\2|+…+|1\2008-1\2007|=?

网友回答

[1\2-1|+|1\3-1\2|+…+|1\2008-1\2007|=1/2008-1=-2007/2008
======以下答案可供参考======
供参考答案1:
|1\2-1|+|1\3-1\2|+…+|1\2008-1\2007| =1-1/2+1/2-1/3+...+1/2007-1/2008 =1-1/2008 =2007/2008
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