m²+n²-n+4m+17/4=0 ,则m= n=
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m²+n²-n+4m+17/4=0 ,则m= n=
m²+n²-n+4m+17/4=0 ,则m= n=
m²+n²-n+4m+17/4=0 ,则m= n=
m²+n²-n+4m+17/4=0
(n^2-n+1/4)+(m^2+4m+16)=0
(n-1/2)^2+(m+2)^2=0
则m=-2 n=1/2
多谢了!
m²+n²-n+4m+17/4=0
(m-2)²+(n-1/2)²=0
由非负性知道
m-2=0
n-1/2=0
m=2
n=1/2
祝学习进步我算出来 (n²-n+1/4)+(m²+4m+16/4)=0 (n-1/2)²+(m+4/2)²=0 n=1/2 ...
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m²+n²-n+4m+17/4=0
(m-2)²+(n-1/2)²=0
由非负性知道
m-2=0
n-1/2=0
m=2
n=1/2
祝学习进步
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