(1)解不等式
;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e35f874f2c74d693c6bfbe8ec461990.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8495da9a91bf7bfa549ca3aa4b496f37.png)
更新时间:2024-06-04 18:49:16
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解答题-问答题
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适中
(0.65)
解题方法
【推荐1】
,
,
.
(1)当
时,求
的
的取值范围;
(2)解关于
的不等式
的解集;
(3)对于任意的
,
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbffcb8d1fe3abef3b1f99a8c8d0706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6000b174147cec2de26041837aec1b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e48617dfa4ae80f4f2545f5f66a81b3d.png)
(3)对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58f5fc27a4b10f9f77a20c82e9171971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4306b9e3d2bccdfa845f43005e7a5cfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解答题-问答题
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适中
(0.65)
名校
【推荐1】若不等式
的解集是
,
(1)求a的值;
(2)求不等式
的解集;
(3)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b671089c0a5667bdaacacad6c0b976a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b1f2337948d353c3581ffbca38bcf74.png)
(1)求a的值;
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed38fbb717d75836ebe3176dad17563e.png)
(3)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/308f1d518e02b5f66707323245f3a593.png)
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解答题-问答题
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适中
(0.65)
名校
【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80ad6522eb4120a25b5fdce5ee1e0ed.png)
(1)若
,求
的最小值,并指出此时
的值;
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80ad6522eb4120a25b5fdce5ee1e0ed.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc98a4d9ae0580aa2c1152ffb770d4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7afd2ab66f83a0d2fecda892d06e2e7a.png)
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