(3)设A={x}-2
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 13:48:58
(3)设A={x}-2(3)设A={x}-2(3)设A={x}-2C1356 1256 12 12456[-7,-1]∪[4,7] [-
(3)设A={x}-2
(3)设A={x}-2
(3)设A={x}-2
C
1356 1256 12 12456
[-7,-1]∪[4,7] [-7,-2)∪(3,7] [-7,-1]∪(3,7] [-7,-2)∪[4,7]