若3∧2m=a 2∧3n=64,求5∧(m+n)
若3∧2m=a 2∧3n=64,求5∧(m+n)
已知m/n=5、,求(m/(m+n))+(m/(m-n))-(n^2/(m^3-n^2))
若2m-n/m+2n=5,求3(2m-n)/m+2n-m+2n/2m-n+3的值
若3∧2m=9 2∧3n=64,求5∧(m+n)
已知m/n = 5/3 求m/(m+n)+m/(m-n)-n^2/(m^2-n^2)等于多少?(要化简全过程)
诺2m-n/m+2n=5,求3(2m-n)/m+2n-m+2n/2m-n+3的值
已知|2m-n/m+2n|=3,求2(2m-n)/m+2n-2m-n/m+2n-3的值
已知m-2n/2m+n=5,求代数式3(m-2n)/2m+n-15(2m+n)/m-2n-2
如果m,n互为相反数,求m+2m+3m+4m+5m+5n+4n+3n+2n+n=多少
已知m-3n=2,求3(3n-m)∧2+6n-2m-40=
若m-n=3,3m+2n=2,求代数式6m(m-n)-4n(n-m)的值
若(3m-2n+1)与|5m=2n-n|互为相反数,求m+n的值