(2/2002+4/2002+6/2002+...+2002/2002)-(1/2002+3/2002+5/2002+...2001/2002)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 05:01:51
![(2/2002+4/2002+6/2002+...+2002/2002)-(1/2002+3/2002+5/2002+...2001/2002)](/uploads/image/z/634658-50-8.jpg?t=%EF%BC%882%2F2002%2B4%2F2002%2B6%2F2002%2B...%2B2002%2F2002%EF%BC%89-%EF%BC%881%2F2002%2B3%2F2002%2B5%2F2002%2B...2001%2F2002%EF%BC%89)
(2/2002+4/2002+6/2002+...+2002/2002)-(1/2002+3/2002+5/2002+...2001/2002)
(2/2002+4/2002+6/2002+...+2002/2002)-(1/2002+3/2002+5/2002+...2001/2002)
(2/2002+4/2002+6/2002+...+2002/2002)-(1/2002+3/2002+5/2002+...2001/2002)
(2/2002+4/2002+6/2002+...+2002/2002)-(1/2002+3/2002+5/2002+...2001/2002)
=(2/2002-1/2002)+(4/2002-3/2002)+...+(2002/2002-2001/2002)
=(1/2002)×1001
=1/2