若实数x,y满足x²+y²-10x-2y+26=0,求√x²y²

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若实数x,y满足x²+y²-10x-2y+26=0,求√x²y²若实数x,y满足x²+y²-10x-2y+26=0,求√x²y&#

若实数x,y满足x²+y²-10x-2y+26=0,求√x²y²
若实数x,y满足x²+y²-10x-2y+26=0,求√x²y²

若实数x,y满足x²+y²-10x-2y+26=0,求√x²y²
原式=(x-5)²+(y-1)²=0
所以x=5 y=1
所以 (x²y²)½=5