作业帮-m-3/3-3-m/9>2m-6/4+13求解
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-m-3/3-3-m/9>2m-6/4+13求解
-m-3/3-3-m/9>2m-6/4+13求解
-m-3/3-3-m/9>2m-6/4+13求解
请问“-m-3/3”中的-m-3要打括号吗?
4/(m-3)-(2m-6)/(m^2-6m+9) =4/(m-3)-2(m-3)/(m-3)^2 =4/(m-3)-2/(m-3) =2/(m-3) m=7 原式=2/(7-3)=2/4=1/2
4/(m-3)-(2m-6)/(m^2-6m+9) =4/(m-3)-2(m-3)/(m-3)^2 =4/(m-3)-2/(m-3) =2/(m-3) m=7 原式=2/(7-3)=2/4=1/2
m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m求m的值
计算：m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m
m-2m-3m+4m-5m-6m+7m-8m-9m+.+2002m-2003m-2004m
计算：（m+3m+5m+...+2009m)-(2m+4m+6m+...+2008m)
(m+3m+5m+...+2009m)-(2m+4m+6m+...2008m)
(m+3m+5m+...+2014m)-(2m+4m+6m+...+2013m)
(m+3m+5m+...+2013m)-(2m+4m+6m+...+2012m)
(m+3m+5m+...+2015m)-(2m+4m+6m+...+2014m)=
计算:(m+3m+5m+...+2009m)-(2m+4m+6m+...+2010m)
m-2m-3m+4m-5m-6m+7m.2004m=?
(m+3m+5m.+2013m)-(2m+4m+6m+.+2012m)=?
计算(m+3m+5m+7m+.+2009m)-(2m+4m+6m+.+2008m)
计算(m+3m+5m+7m+.+2013m)-(2m+4m+6m+.+2012m)
(m+3m+5m+7m+.+2009m)-(2m-4m-6m-.-2008m)=?
(m+3m+5m+7m+.+2011m)-(2m+4m+6m+.+2010m) 要说理由!
{[(1.5m+1.8m)×2+(4.5m×2m)]×(3.6m-0.15m)-0.8m×2m-1.5m×0.5m-1.0m×0.5m}×4间×3层+[(4.827m×2+2.4m×2m)×(3.6m-0.15m)-1.0m×2.1m×2面-1.0m×2.1m-1.2m×0.6m-1.2m×1.8m]×2层 +(6.387m+4.435m+6m+2.247m+2.247m×2+1.2m×2+3m×2）×(3.6m-0.15m)-1.2
(m+3m+5m+.+2008m)-(2m+4m+6m+.+2009m)今天刚考完试,想确认一下,,我写的是2009(m+3m+5m+.+2009m)-(2m+4m+6m+.+2008m)
合并同类项9m^2+[4m^2-3m-(2m^2-6m)