已知x、y满足x2+y2-x+2y+5\4=0,求x、y的值
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已知x、y满足x2+y2-x+2y+5\4=0,求x、y的值
x2+y2-x+2y+5\4=0
(x-1/2)²+(y+1)²=0
则:
x-1/2=0
y+1=0
解得:x=1/2;y=-1
(x-1/2)²+(y+1)²=0
则:
x-1/2=0
y+1=0
解得:x=1/2;y=-1
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