已知集合
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851d26ca7cd57d1dd1206393682525d6.png)
(1)求集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
,求
的范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc97692387e2a560d3cf82cb41233ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851d26ca7cd57d1dd1206393682525d6.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2023-10-24 21:39:13
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适中
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【推荐1】已知集合
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,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9531d152ff7a5b6d20c4fa572a8766.png)
(1)求
,
;
(2)若
,求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bce97b60f8bce20cc64ba311b922d8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/710b225890bdfa70d9468e054db2bfcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9531d152ff7a5b6d20c4fa572a8766.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e7e19e513d0c9b230ae5c777879fd5e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bed4f3b7d72db3b022165360678e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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适中
(0.65)
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【推荐2】已知集合
.
(1)求
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(2)记关于x的不等式
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,求实数m的取值范围.
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(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf64025c7e8a6f47a22e2cdba013c79f.png)
(2)记关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46afcafd21552f3f9f339b503b616088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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解答题-证明题
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【推荐1】已知函数
为奇函数,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e27c24244b1fdbf1455087c2ebf41c8b.png)
(1)求f(x);
(2)求证:f(x)在区间[1,+∞)上单调递增;
(3)若对任意的
都有
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce75b9e5b11fac07c420e7c613497d1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e27c24244b1fdbf1455087c2ebf41c8b.png)
(1)求f(x);
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efc73d36ce285229fb2c9945c99e093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f577206ee47b59b3c947452237633750.png)
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【推荐2】已知
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(2)若p是q的必要不充分条件,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea5b079dbab283d909161d39338bc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0870ae5b89f4549d99280c6b60b046d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17bda892497cea43df67db57b4e2a07a.png)
(1)分别求出p,q中关于x的不等式的解集M和N;
(2)若p是q的必要不充分条件,求实数m的取值范围.
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
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解题方法
【推荐1】已知
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34b3924ecd40ce359494f90c28039cf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa175c2e4b215a1adc68377a0827d6d.png)
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(1)求实数k的值;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
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【推荐2】已知函数
定义域集合为A,集合
,集合
.
(1)若
,求
的取值范围;
(2)若“
”是“
”的必要不充分条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a36950eff0e413aa50814105654b5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df7899d851da2c9c237fce0e0eaf07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6f31c02806e8784aa553682cb7bbb35.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ed5930525a04c8fa26e535147e3085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次