若实数m.n满足m^2+n^2+2m-4n+5=0,求m^n的值若实数m,n满足m^2+n^2+2m-4n+5=0,求m^n的值.

若实数m n 满足(m+n)(m+n-2)-8=0 则m+n=? 若实数m,n满足m^2+n^2-4m-14n+45=0,则k=(n-3)/(m+2)的最大值为____. 若实数m,n满足m²+n²+2m-4n+5=0,求m的n方 若实数m,n满足m²+n²-4m-14n+45=0,求k=n-3/m+2的max和min 若实数m,n满足|m-3|+(n+2)2=0,则m+2n的值为多少 如果实数M,N满足关系式m+n=4,求m^2+N^2的最小值 如果实数m,n满足关系式m+n=4,求m^2+n^2的最小值 如果实数m,n满足关系式m+n=4,求m^l2+n^2的最小值. 若实数m,m满足m^2+n^2-4m-14n+45=0若实数m,m满足m^2+n^2-4m-14n+45=0,（1)m-n的最大值.(2)m^2+n^2的最小值 若实数m.n满足m^2+n^2+2m-4n+5=0,求m^n的值若实数m,n满足m^2+n^2+2m-4n+5=0,求m^n的值. 若有理数m,n满足m-2n=4,2m-n=3,则m+n等于 两不等的实数m,n满足2m^2+m-4=0,2n^2+n-4=0.求m^2+n^2的值 若实数m,n满足(m平方+n平方)(m平方n平方-2)-8=0 求m平方+n平方的值 若m.n是两个不相等的实数,且满足m^-2m=1,n^-2n=1求代数式,2m^+4n^-4m-8n+2005 已知实数m,n满足m^2-2m-1=0,n^2-2n-1=0,求n/m+m/n的值?如题, 已知实数m.n满足m^2-7m+2=0,n^2-7n+2=0,求代数式n/m+m/n的值 实数m、n满足（m-n）（m-n）+m-n-2=0,则m-n的值为?急..... m=a²b²+5,n=2ab-a²-4a,若m>n,则实数m,n满足的条件是