(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/09 10:01:59
(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))
(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))
(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))
(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))
1/2009 错项相消
1/2009
(2010+1/2009)/(2009+1/2010)+(2008+1/2009)/(2009+1/2008)
简算:(2009+1/2007)*1/2008
计算|1/2009-1/2008|+|1/2008-1/2007|-|1/2009-1/2007|=( )
2008/(2008+2009分之2008)+2010分之1
2008×2009-1分之2008+2009×2007
2008+2009×2007/2008×2009-1
2008+2007+2009/2008*2009-1
2008+2009*2007/2008*2009-1
2009×2009+2008分之2009×2010-1
2008*2009-1与2008^-2008*2009+2009^的大小2008*2009-1与2008^-2008*2009+2009^
计算1/1*2010+1/2*2009+1/3*2008+...+1/2010*1-2010/2011(1/1*2009+1/2*2008+...+1/2009*1)
计算2009*(1-1/2009)*(1-1/2008)*(1-1/2007)*.*(1-1/2)
(2008+2007*2009/2008*2009-1)+(2009+2008*2010/2009*2008-1)怎么算
【(2009+2008*2010)/(2009*2010-1)】*2010
|1/2009-1/2008|+|1/2008-1/2007|+|1/2007-1/2006|-|1/2006-1/2009|
1/(1*2010)+1/(2*2009)+...+1/(2010*1)-(2010/2011)*(1/1*2009+1/2*2008+...+1/2009*1)
(1/2009-1)*(1/2008-1)*(1/2007-1)……(1/3-1)*(1/2-1))
(2009+2007分之1)*2008分之1