![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f966347862d90c1133580ac03fceac2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/768d195de2f5b33df1490cf950e35583.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/665dc334a37e61c356b636604eb0f8c3.png)
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abc037b370a48104a22e13fde36ce977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb5139cf1b63dfa0a0164dd9cb40f18b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2017-04-27 19:58:04
|
【知识点】 分类讨论解绝对值不等式解读
相似题推荐
解答题-问答题
|
较难
(0.4)
名校
解题方法
【推荐1】已知函数
.
(1)当
时,求不等式
的解集;
(2)当
时,函数
的图象与
轴围城一个封闭区域,求这个区域的面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e938d54bea4c0e55a878e2f2d907d7dc.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d7fb6b9e752baf340a7a01dc8d75e0b.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/606ef9cb8c9c4f61ab2acc4c11fec693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
解答题-问答题
|
较难
(0.4)
解题方法
【推荐2】(1)已知函数
.解不等式
;
(2)已知正实数a,b,c满足
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70ce0332fc847539f0cec06b4408a186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2a8a9f4f0d6590de86becb733bd1b6b.png)
(2)已知正实数a,b,c满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc5bb7cbf92a445b175d3196fa6c237a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af2820e6e888da175da63fb59e0990c8.png)
您最近一年使用:0次