(1)若
,化简
.
(2)求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ad63f02eebab6b0664933a7d17be03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a73a17a085fdc9d2abe6bc852259851.png)
(2)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bd4c079d91ce510135a9e718963ff34.png)
10-11高一·湖北咸宁·期中 查看更多[1]
(已下线)2010-2011学年湖北省咸宁赤壁市期中新四校联考高一(文科)数学试卷
更新时间:2016-11-30 18:29:47
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相似题推荐
解答题-问答题
|
适中
(0.65)
解题方法
【推荐1】已知函数
,
.
(1)若
,求实数
的取值范围;
(2)求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7729bd0cd502a5133e2349f7646cc74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca97e3aa8061c4d8e621c5598c69b13b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1611458f74d432dba9825fc66eb793e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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解答题-问答题
|
适中
(0.65)
【推荐1】定义区间
、
、
、
的长度均为
,其中
.
(1)不等式
的解区间的长度是多少?
(2)如果数集
,
都是集合
的子集,那么
的长度的最小值和最大值分别是多少?(直接写出答案)
(3)已知实数
,求满足
的x构成的区间的长度之和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b807b9b8da58da1b6778865efccb01b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7cba725d9727170383fef1ecb2a9503.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2b019df3b72d7664a4429b206e69d8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/153f63689551b4f52a4a29ea639966f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08d9560a5a060961e957ffeff10a29aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ecebb31ea8ee6db240b42a5ee2c5e88.png)
(1)不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5e1bcced697608aa2a6c6afcc181da7.png)
(2)如果数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20471724d0e96365cbc60489e0cf7b49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d11615f2a50a294ab2105870128f03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(3)已知实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9795eba7db63c2bbec7166b354163e84.png)
您最近一年使用:0次