(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)-(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=?

来源：学生作业帮助网编辑：作业帮时间：2024/11/27 08:25:54

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(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)-(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=?
(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)-(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=?

(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)-(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=?
(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)=(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2005)+(2006-1/2-1/3-……-1/2005)*1/2006
(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=(2006-1/2-1/3-……-1/2005)(1/2+1/3……+1/2005)-(1/2+1/3……+1/2005)*1/2006
(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)-(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=(2006-1/2-1/3-……-1/2005)*1/2006+(1/2+1/3……+1/2005)*1/2006
=1

(2006-1/2-1/3-……-1/2005)(1/2+1/3+……+1/2006)-(2006-1/2-1/3-……-1/2006)(1/2+1/3……+1/2005)=? 2008+2007+2006…+3+2+1 -1+2-3+…+2006-2007=? (1/3+1/4……+1/2006)(1/2+1/3……+1/2006)-(1/2+1/3+……+1/2006)(1/3+1/4……+1/2005) 2006/1+2006/2+2006/3+…+2006/2004+2006/2005等于多少要算式, 2006×2007+2007×2008+2006×2008-2/1+2+3+……+2006+2007 1+2+3+……+2006+2007+2006+.+3+2+1 (2007-1)+(2006-2)+(2005-3)+……+(1005-1003) 1-2+3-4……+2005-2006 (-1)+(+2)+(-3)+(+4)+……+(-2005)+(+2006)+(-2007)+(+2008) (+1)+(-2)+(+3)+(-4)+……+(+2005)+(-2006)+2007 (1/2+1/3+1/4+1/5+……+1/2007)*(1+1/2+1/3+1/4+……+1/2006)………………计算：(1/2+1/3+1/4+1/5+……+1/2007)*(1+1/2+1/3+1/4+……+1/2006)-（1+1/2+1/3+1/4+……+1/2007）*(1/2+1/3+1/4+^+1/2006)要求简算计算:(1/2006-1)(1/2005-1)(1/2004)… (1/3-1)(1/2-1). 1/2+(1/3+2/3)+(1/4+2/4+3/4)+…(1/2006+2/2006+3/2006+…+2005/2006)=?1/2+〔1/3+2/3〕+〔1/4+2/4+3/4〕+…+〔1/2006+2/2006+…+2004/2006+2005/2006〕=0.5+1+1.5+.1003=2006*(0.5+1003)/2=1006510. 计算：（1/2+1/3+1/4+…+1//2006）（1+1/2+1/3+…+1/2005）-（1+1/2+1/3+1/4+…+1/2006）（1/2+1/3+…+1/2005）初一奥数(1+2/1)(1-2/1)(1+3/1)(1-3/1)……（1+2006/1）（1-2006/1） 1×1/2+1/2×1/3+1/3×1/4……+1/2005×1/2006=? 計算：(1/2006-1)(1/2005-1)(1/2004-1)……(1/3-1)(1/2-1)