(1)计算:2sin60°+|
2|﹣(
)﹣1
;
(2)解不等式组
,并把解集在数轴上表示出来;
(3)先化简,再求值:
(1
),请从﹣4,﹣3,0,1中选一个合适的数作为a的值代入求值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8347db49da025570c43bdd57463fc366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff82eb9046388da15633605f436c60b6.png)
(2)解不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35ec79cc0ee0cfa5b7167fc886ec34e3.png)
(3)先化简,再求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89c639a395acf31cd025fcaa25c80c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a385f957a6e4bd5286e75ee99e1a43a1.png)
2021·四川巴中·中考真题 查看更多[2]
更新时间:2021-08-25 20:39:16
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【推荐2】解下列不等式组,并将结果表示在数轴上.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c233868afa35400c6940c5f100fd041.png)
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