(1/2010-1)*(1/2009-1)*(1/2008-1)*...*(1/3-1)*(1/2-1)

(1/2010-1)*(1/2009-1)*(1/2008-1)*...*(1/3-1)*(1/2-1) |1/2011-1/2010|+|1/2011-1/2009|+|1/2009-1/2008|+...+|1/3-1/2 (1/2010*1/2009*1/2008*...*1/3*1/2*1)^2011*(2010*2009*2008*.. ｜1/2-1｜+｜1/3-1/2｜+1/4-1/3｜+...｜1/2009-1/2008｜+｜1/2010-1/2009 计算|1/2011-1/2010|+|1/2010-1/2009|+|1/2009-1/2008|+...+|1/2-1 计算1/1*2010+1/2*2009+1/3*2008+...+1/2010*1-2010/2011（1/1*2009 (1\2010-1)*(1\2009-1)*(1\2008-1)*.*(1\3-1)*(1\2-1) 请求出这到题目, 数学题哈化简 |1/2010-1/2009|+|1//2009-1/2008|+|1/2008-1/2007|-|1/2 计算|1/2011-1/2010|+|1/2010-1/2009||+|1/2009-1/2008|…+|1/3-1/2 计算 |1/2011-1/2010|+|1/2010-1/2009|+|1/2009-1/2008|+...+|1/3- 计算 |1/2011-1/2010|+|1/2010-1/2009|=+|1/2009-1/2008|+..+|1/2- "1*2/1+2*3/1+3*4/1+.+2007*2008/1+2008*2009/1+2009*2010/1"这道题