|X-Y|的2005次方+|z-x|的2007次方=1
且X,Y,Z为整数,
所以|X-Y|=0,|z-x|=1或者|X-Y|=1,|z-x|=0,
所以,x,y,z三数中必有两数相等,另一数与它们相差1
|Z-Y|+|X-Y|+|Y-Z|=0+1+1=2
若X,Y,Z为整数,且|X-Y|的2005次方+|z-x|的2007次方=1,则|Z-Y|+|X-Y|+|Y-Z|的值为( )
若X,Y,Z为整数,且|X-Y|的2005次方+|z-x|的2007次方=1,则|Z-Y|+|X-Y|+|Y-Z|的值为( )
数学人气:247 ℃时间:2020-06-13 19:37:10
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