已知|x+y+3|+（x-y-1）²=0,求1/2{【（-x^﹣²）y】²}^﹣3

已知|x+y+3|+（x-y-1）²=0,求1/2{【（-x^﹣²）y】²}^﹣3
已知|x+y+3|+（x-y-1）²=0,求1/2{【（-x^﹣²）y】²}^﹣3

已知|x+y+3|+（x-y-1）²=0,求1/2{【（-x^﹣²）y】²}^﹣3
已知|x+y-3|+(x-y-1)^2=0
则x+y-3=0
x-y-1=0
所以x=2,y=1
1/2[(-x^2·y)^2]^3
=1/2[(-2^2·1)^2]^3=2048
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