（3m^3-2m^2+m）-(4m^3-2m^2+3m),其中m=-1; 求答案

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（3m^3-2m^2+m）-(4m^3-2m^2+3m),其中m=-1; 求答案
（3m^3-2m^2+m）-(4m^3-2m^2+3m),其中m=-1; 求答案

（3m^3-2m^2+m）-(4m^3-2m^2+3m),其中m=-1; 求答案
3m^3-2m^2+m）-(4m^3-2m^2+3m),
=3m^3-2m^2+m-4m^3+2m^2-3m
=-m^3-2m
=-(-1)^3-2*(-1)
=1+2
=3

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)=? {[(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 计算：（m+3m+5m+…+2015m）-(2m+4m+6m+…+2014m)= m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m求m的值 (m+3m+5m+...+2009m)-(2m+4m+...+2008m)怎么算 合并同类项m-2m+3m-4m+5m-.+2011m-2012m m+3m+5m+...+2011m-2m-4m-...-2010m等于多少? 已知m＞4,化简|m-4|+|7-2m|+|m×m-2m+1|-|m×m-2m-3| 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)=?