(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/)(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/2004+1/2006+1/2008)求简算

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/07 02:31:10

(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/)(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/2004+1/2006+1/2008)求简算
(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/)
(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/2004+1/2006+1/2008)
求简算

(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/)(1+1/2004+1/2006+1/2008)*(1/2004+1/2006+1/2008+1/2010)-(1+1/2004+1/2006+1/2008+1/2010)*(1/2004+1/2006+1/2008)求简算
设1/2004+1/2006+1/2008=A
=(1+A)*(A+1/2010)-(1+A+1/2010)*A
=(1+A)*(A+1/2010)-(A+2011/2010)*A
=(A平方+2011/2010A+1/2010)-(2011/2010A+A平方)
=1/2010