3×m×m等于几3×m×m等于几3×m×m等于几3×m×m等于几

3×m×m等于几3×m×m等于几3×m×m等于几3×m×m等于几 -3-5m等于0m等于几 m除m等于m加m m是几 m除以m等于m加m m是几? m加3等于几啊? 3^2m×9^2等于几 m、a等于几 问m等于几 M的平方减3等于1,2M减1小于0,M等于几 6m^3+3m^2-2m-3m^5-3m^4m=2013代入 带入后等于几6m^3+3m^2-2m-3m^5-3m^4 m=2013 m加m的负一次方等于3,问m加m的负3次方等于几? M/(M/5+M/3) 等于? m/3和2m-7/3互为相反数,m等于几 （m/3）+1和2m-7/3互为相反数,m等于几 已知3m-5=4,则m的平方+m等于几? X=1 时 (x-1)=3(x+m) m 问M等于几 m的平方等于1减m,m等于几? m等于几 n等于几?