解不等式组,并把它的解集在数轴上表示出来.
(1)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab5121c71aa86163f4bf160231a1ef80.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b40ba677fa3359b4835975d7c622cf.png)
更新时间:2020-04-21 19:13:34
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