给定|x-2|=4,下面哪个选项是对的？
A.x-2<=4andx-2>=4
B.x-2<=4andx-2>-4
C.x-2<=4andx-2>=-4
D.x-2<=4orx-2>=-4
正确答案：x-2<=4andx-2>=-4
给定|x-2|=4,下面哪个选项是对的？
2次阅读