2001*(1/11-1/2012)+11*(1/2001-1/2012)-2012*(1/11+1/2001)+3
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/07 23:59:37
2001*(1/11-1/2012)+11*(1/2001-1/2012)-2012*(1/11+1/2001)+3
2001*(1/11-1/2012)+11*(1/2001-1/2012)-2012*(1/11+1/2001)+3
2001*(1/11-1/2012)+11*(1/2001-1/2012)-2012*(1/11+1/2001)+3
=2001/11-2001/2012+11/2001-11/2012-2012/11-2012/2001+3
=(2001-2012)/11+(11-2012)/2001-(2001+11)/2012+3
=-1-1-1+3
=0
2001*(1/11-1/2012)+11*(1/2001-1/2012)-2012*(1/11+1/2001)+3
2001*(1/11-1/2012)+11*(1/2001-1/2012)-2012*(1/11+2001)+3简便运算
(2001/7+2001/11+2001/13)/【-(1/7)-1/11-1/13】
用简便方法计算.1/2000*2001+1/2001*2002+...+1/2011*2012+1/2012不是2000*1/2001而是1/2000*2001
2001个2001除以11的余数是几?1
1+11+21+...+1991+2001+_2011=
数学题2000×2001分之1+2001×2002分之1+…+2011×2012分之1+2012分之1?
计算1001-1/2001-2/2001-3/2001-...-2001/2001
2001/1+2002/2+2001/3+2001/4+.+2001/2001
计算2001*2001 2002/2001+2003/1
1/2000×2001+1/2001×2012+.+1/2013×2014+1/2014用简便方法计算,急,详解.
1/2001+2/2001+3/2001...+4000/2001+4001/2001
1/2001+3/2001+5/2001+...+1999/2001怎么算?
计算(1/2012-1)*(1/2011-1)*(1/2010-1)*(1/2009-1)*(1/2008-1)*.(1/2001-1)*(1/2000-1)
2000乘2001分之1+2001乘2002分之一+.+2011乘2012分之一+2012分之一简算
1-3+5-7+9-11+.-1999=2001计算
1+11+21+...+1991+2001+2011的答案是什么
1-3+5-7+9-11+...-1999+2001=?