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已知x/(x+6)+y/(y+6)+z/(z+6)=16/(x+6)+6/(y+6)+6/(z+6)=2已知x/(x+6)+y/(y+6)+z/(z+6)=16/(x+6)+6/(y+6)+6/(z+6)=2求XYZ的值
题目详情
已知x/(x+6)+y/(y+6)+z/(z+6)=1 6/(x+6)+6/(y+6)+6/(z+6)=2
已知x/(x+6)+y/(y+6)+z/(z+6)=1 6/(x+6)+6/(y+6)+6/(z+6)=2 求XYZ的值
已知x/(x+6)+y/(y+6)+z/(z+6)=1 6/(x+6)+6/(y+6)+6/(z+6)=2 求XYZ的值
▼优质解答
答案和解析
由题意得 6/(x+6)+6/(y+6)+6/(z+6)=2[x/(x+6)+y/(y+6)+z/(z+6)] 所以XYZ=27
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