(m+4)^2+|n+3|=01/2m-n
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(m+4)^2+|n+3|=01/2m-n(m+4)^2+|n+3|=01/2m-n(m+4)^2+|n+3|=01/2m-n已知(m+4)²+|n+3|=0,求(1/2)m+n的值由(m+
(m+4)^2+|n+3|=01/2m-n
(m+4)^2+|n+3|=0
1/2m-n
(m+4)^2+|n+3|=01/2m-n
已知(m+4)²+|n+3|=0 ,求(1/2)m+n的值
由(m+4)²+|n+3|=0 ,可知m=-4,n=-3
故(1/2)m+n=(1/2)×(-4)-3=-5
(原题若是1/(2m)+n,则1/(2m)+n=1/(-8)-3=-25/8)
已知3m=4n,则m/m+n+n/m-n-m^2/m^2-n^2=
(m+4)^2+|n+3|=01/2m-n
(m-2n)(2n+m)-(-3m-4n)(4n-3m)=
.4(m+n)^2*(m+n)^3-7(m+n)(m+n)^4+5(m+n)^5=
[(m-n)^2*(m-n)^3]^2/(m-n)^4
[(m-n)^2*(m-n)^3]^2/(m-n)^4
4m(m-n)^2+4n(n-m)^3
(m-n)2(n-m)3(n-m)4化简
(m-n)^3(n-m)^2(m-n)=_____
(m-n)^2*(m-n)^4=?
(3m-n)(m-2n)=()
(m-2n)^2+(3m-n)(2m+2n)-(2m+n)(2m-n) 已知m+n=4 mn=1
如果m和n互为相反数,则m+2m+3m+4m+5m+5n+4n+3n+2n+n=
如果m,n互为相反数,求m+2m+3m+4m+5m+5n+4n+3n+2n+n=多少
m/n=5/3,求(m/m+n)+(m/m+n)-(n^2/m^2-n^2)
已知m/n=5、,求(m/(m+n))+(m/(m-n))-(n^2/(m^3-n^2))
-5m(-m+3n)+4m(-4m-5/2n),其中m=2,n=-1
m+n/4m^-n^-m-2m/n^-4m^=