对于任意实数a,b,定义关于“
”的一种运算如下:
.例如:
,
.
(1)若
,求x的值;
(2)若
,求x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e16415b61722f9961e412386e6819f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea7e8b342faaee891b043eea8abf366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5578b7ad6e673ec8166fc4f39a61631a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d60f5bfbe883885b1ec37908909a3cb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a23d08e648e6474cc8a386520295582.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84db365b099f6210c8d6e726bf645837.png)
更新时间:2024-04-22 15:15:04
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解答题-问答题
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【推荐1】解不等式(组):
(1)解不等式
,并将解集在数轴上表示出来.
(2)解不等式组:
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49e79ee54560b37ca322afbe13033c66.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e00d8f89a0427b49d87540e31283d1a.png)
您最近一年使用:0次
解答题-计算题
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【推荐2】解下列不等式,并把它们的解集分别表示在数轴上:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2682772d5390592b2962009245901c8f.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2682772d5390592b2962009245901c8f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3946bc2ea941cd268a66753d9b74959b.png)
您最近一年使用:0次