已知集合
,
.
(1)求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b081ac5671688fa0f9408a47dafc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62082eed37d2443016a22ee963aa9dc.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2022-04-09 11:06:08
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【推荐2】已知集合
是不等式
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(1)求集合
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602dea0f1a44934f6027add69c0afe41.png)
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(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解答题-问答题
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【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35dc0ca67e1fd3beacb371e109242fee.png)
(1)若函数
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(2)当a>0时,解关于x的不等式
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35dc0ca67e1fd3beacb371e109242fee.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29521c4a63f31b15ff69def87e16a4f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当a>0时,解关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
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【推荐1】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/675407902870fec8a5dcafd0bea5c4d7.png)
(1)求A;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f354f7f1ef2e3ec8a9e0586f1a5db38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
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【推荐2】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd492d001a460384ca5c5ad7211561f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf94d64a8aa1de3d76c6fef961f70844.png)
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【推荐3】已知集合
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,
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0b989a06339bb98e2ab1d1ef8ccdb7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0363a5e60b24df4b44f8608ea37af6da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0512fe6cdfde9616d2b1c83ba031366c.png)
(1)求
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(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a66b81a9a4caef59af5598d6fa95914.png)
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