1/2010-1/2009 的绝对值+1/2009-1/2008的绝对值+1/2008-1/2007
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/04/28 15:21:29
1/2010-1/2009 的绝对值+1/2009-1/2008的绝对值+1/2008-1/2007
|1/2010-1/2009 |+|1/2009-1/2008|+|1/2008-1/2007|
=1/2009-1/2010+1/2008-1/2009+1/2007-1/2008
=1/2007-1/2010
=3/4034 070
=1/1344 690
=1/2009-1/2010+1/2008-1/2009+1/2007-1/2008
=1/2007-1/2010
=3/4034 070
=1/1344 690
1/2010-1/2009 的绝对值+1/2009-1/2008的绝对值+1/2008-1/2007
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