已知集合A是不等式
的解集,集合B是不等式
的解集.
(1)求集合A与B.
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6bcabed0235edb35aaca2435f151663.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c99da428bb8eac760090667af536eb6.png)
(1)求集合A与B.
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
更新时间:2019-11-13 23:02:09
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【推荐1】已知集合
,集合
.
(1)若
,求
;
(2)在下列条件中任选一个,求
的范围.
条件①:
;条件②:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942036a55b3a5bdafc4d0ca33f757809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60bb716f73ef455503a4c9f5a3de1614.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)在下列条件中任选一个,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
条件①:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eba5839df7b398b69006ea21ea830010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3c87816bc9448b5b43536213db5e61.png)
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【推荐2】已知函数
的定义域为集合A,
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(2)若全集
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,求
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(3)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f926c504c817402c3bf959d1dbf36b4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd2e1c54c53f7b1a4eff95c396d1bb5.png)
(1)求集合A;
(2)若全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf3585771e86d0d51f80310685ce1f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17456673140455083d8571ae4349ffc.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
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【推荐1】设
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,
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(1)若
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(2)若
,求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1762c809d09fd3aab075e71e3e13a92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1df7233e1c2c8b4e0f1e5bf5f91d71b7.png)
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(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d863dc7fbb5ef32811354df8f0be5c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/391974f19a73d5155b895564f867acdc.png)
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【推荐2】已知全集
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(1)当
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db115b89bb5e70e4b89fa04634ff8be4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c25821f11f4e661fb2acbe43a2c5060.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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【推荐3】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f0b4632a009b41bf7e315db6dd11455.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f0ca536621ec8db02707ba65917029.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f0ca536621ec8db02707ba65917029.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbe9724058006b15d6f8fd1140695443.png)
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【推荐1】已知不等式
的解集为
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的解集为
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(1)求
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;
(2)当
时,求证:
是
的充分条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098bebae6ae18cfc59e31dcb3424316c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71badab736269c6567a3977823e2f9b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
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您最近一年使用:0次
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解题方法
【推荐2】已知集合
或
,
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(1)若
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a205bc442f9f7977909e0b40fff7b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/842ad3e65189c68b5eee102aa8661ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43711e3665c360513a7caf4e8f0ff7b8.png)
(1)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343324ebf9d6e86c42fbde0fbb94689d.png)
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