,求x,y的值.

 

【答案】

 

【解析】解:∵ x,y≠ 0,∴ xy≠ 0,

∴l(xiāng)g(xy)=0,∴xy=1,······································································ 3分

即為{x,1,0}={0,|x|,y},若y=1,則x=1,不合題意,·························· 5分

····················································································· 7分

解得:(舍去),,······················································· 8分

x=-1,y=-1.············································································· 9分

 

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