m-2(3-2m)(化简)
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m-2(3-2m)(化简)m-2(3-2m)(化简)m-2(3-2m)(化简)m-2(3-2m)=m-6+4m=5m-6m-2(3-2m)=m-6+4m=5m-65m-6
m-2(3-2m)(化简)
m-2(3-2m)(化简)
m-2(3-2m)(化简)
m-2(3-2m)
=m-6+4m
=5m-6
m-2(3-2m)
=m-6+4m
=5m -6
5m-6
已知m>4,化简|m-4|+|7-2m|+|m×m-2m+1|-|m×m-2m-3|
(m^3-m)/(2m+2)化简
m(m-3)/2+m化简
{[(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-2(3-2m)(化简)
化简|m+2|+|m-3|
计算:(m+3m+5m+…+2015m)-(2m+4m+6m+…+2014m)=
化简:(2m/m+2-m/m-2)/ ( m/m²—4)=?
化简:【2m/(m+2) - m/(m-2)】÷m/(m²-4)
化简:(m/m+3-2m/m+3)÷m/m^-9
计算:(2m*7m*3m)/(-42)m.(m为正整数)m是次方
化简m*m^2*m+m^2*m-m^2*m^2-m^3.
m-{n-2m+[3m-(6m+3n)-5n]}化简
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)=