2m^2x-3·n^1/2-3y与-3m^1/3-4x·n^1/2y+4是同类项,那么x^2-y^2=
2X^(3m-1)y^4与-3X^8y^(2n)是同类项,求n和m
已知-2x^3m+1与4x^n-6y^-3-m的积与-x^4y是同类项,求m,n的值
已知-3x^m-2ny^n-2与5分之1x^5y^4-m是同类项,求(m-2n)的平方-5(m+n)
已知-4x^(5m)y^(3m-n)/(-2x^(m+2n)y^(2m+n))的商与-1/2x^6y^3是同类项,求m^
3x^2n-1 y^m与-5X^m y^3是同类项,那么3x^2n-1 y^m-(-5x^m y3)等于___
若(3x*m+2n)y*8与(-2x*2)y*3m+4n是同类项,则m+n=?
3X的M+2N次方*Y的八次方与-2X的平方*Y的3M+4N是同类项,则M+N=( )
已知-4x^(m+2)y^(3m-n)÷[-2x^(5m)y^(2m+n)]的商与-(1/2)x^3y^3是同类项,求m
已知-4x^(m+2)y^(3m-n)÷[-2x^(5m)y^(2m+n)]的商与-(1/2)x^3y^2是同类项,求m
已知[-4x^m+2n y^3m-n]/(-2x^5m y2m+n)的商与-1/2x^3y^2是同类项,求m+n的值
已知-2x^3m+1*y^2n与7x^n-6 y^-3-m的积与x^4y是同类项,求m^2+n的值
已知,-2x的3m+1次方y的2n次方与4x的n-6次方y的-3-m次方的积与-x的四次方y是同类项,求m,n的值