若3/4x^[5m+2n+2]y^3与-4/3x^[6]y^[3m-2n-1]的和是单项式,求m,n的值

2m+n 5 3 2m-n诺4x y 与x y 是同类项,m/n= 若3x^m+1y^2与x^3y^n的积是单项式3x^5y^5则n^m+m^n= 若2x^m-n+1y^3m-2n-5与-3x^n-1y是同类项,则m=___,n=____RT 若3x^(m+5)y^2与x^3y^n是单项式,则m^n=_____ 若3x^(m+5)y^2与x^2y^n的和是单项式,则n^m= 若3x^(m+5)y^2与x^3y^n是单项式,则m^n=_____ 为什么x^ m+5与x^ 3相等 若单项式-4x^m-1 y^n+1与2/3x^2m-3 y^3n-5是同类项,则m=( ),n=若单项式-4x^m-1 y^n+1与2/3x^2m-3 y^3n-5是同类项,则m=( ),n=( ) 已知-7x^m-2n y^4与9分之8x^5 y^m+n 是同类项,求（m-2n)^2 -3(m+n)-5(m-2n)^2 +m+n的值 若(3x*m+2n)y*8与(-2x*2)y*3m+4n是同类项,则m+n=? 已知-5x^2m-1 y^n与11X^n+2 y^-4-3m的积是同类项,求2n-m-9 若单项式mx^n+1y^2m+5与x^3y的和为单项式m-n= 若-3/5X~mY~n与2X~4Y~2是同类项,那么m=------n=------ 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) 数学同类项题已知5X^(2M-N)Y^(3M)与4X^(2N)Y^(5+2N)是同类项,试比较M^N与N^M的大小, 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+n 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,n的值 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+n的值.如题 幂 的乘方2·2^n·2^2n=2^22,则n= 若3x^m+5y^2与x^3y^n的和是单项式,则-3^若3x^m+5y^2与x^3y^n的和是单项式,则-3^n·3^m+4=