若|4x+1|+(y-1/2)²=0 xy,各等于多少
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若|4x+1|+(y-1/2)²=0 xy,各等于多少
![若|4x+1|+(y-1/2)²=0 xy,各等于多少](/uploads/image/z/19685303-71-3.jpg?t=%E8%8B%A5%7C4x%2B1%7C%2B%28y-1%2F2%29%26sup2%3B%3D0+xy%2C%E5%90%84%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91)
|4x+1|+(y-1/2)²=0
4x+1=0 y-1/2=0
x=-1/4 y=1/2
4x+1=0 y-1/2=0
x=-1/4 y=1/2
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