||||x-1|-1|-1|-1|=0,

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/28 02:42:54
||||x-1|-1|-1|-1|=0,

||||x-1|-1|-1|-1|=0,
||||x-1|-1|-1|-1|=0,

||||x-1|-1|-1|-1|=0,
|||x-1|-1|-1|-1=0
|||x-1|-1|-1|=1
||x-1|-1|-1=1或-1
||x-1|-1|=2或0
|x-1|-1=2或-2或0
|x-1|=3或-1或1
因为|x-1|>=0
所以|x-1|=3或1
x-1=3或1或-3或-1
x=4或2或-2或0

从最外面开始解。||||x-1|-1|-1|-1|=0说明|||x-1|-1|-1|=1
||x-1|-1|-1=1或-1
||x-1|-1|=2或0
||x-1|-1|=0时|x-1|=1,x=0或2
||x-1|-1|=2时|x-1|=-1(舍弃)或3,x=-2或4
所以答案是-2、0、2、4

x=4;-2;2....
哪来这么吊酸的题目啊