1/2008减1/2009的绝对值加1/2009加1/2010的绝对值减1/2010加1/2008的绝对值_数学解答

1/2008减1/2009的绝对值加1/2009加1/2010的绝对值减1/2010加1/2008的绝对值

人气：457 ℃　时间：2020-03-15 02:52:50

解答

|1/2008-1/2009| + |1/2009+1/2010| - |1/2010+1/2008|
=1/2008-1/2009+1/2009+1/2010-1/2010-1/2008
=0