名校
解题方法
1 . 已知函数
.
(1)若不等式
的解集为
,求a,b的值;
(2)求使不等式
有解的实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ff0a80c49ec79eac9d61af0a6166b6e.png)
(1)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990d3feee85e869ea9ab561ff63d46a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbad99bcb90bd241a5f5b58c43c780a7.png)
(2)求使不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ea6e103a17f73ef7051839abc3290d.png)
您最近一年使用:0次
2020-03-20更新
|
200次组卷
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2卷引用:2020届新疆库车县乌尊镇中学高三上学期月考数学(理)试题
2 . 已知函数
的最小值等于
.
(1)求
的值;
(2)若正数
、
、
满足
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b17af72efb5e246898f998797b54c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若正数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77ed456007743c1206fc11795d393785.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6503a6330a44bc6a915d3b02c2a396d6.png)
您最近一年使用:0次
3 . 证明题:
(1)求证:
(2)若
,
,求证:
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a97933a2951910383f261a75869980.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80287215203122127583e8299f9dfe66.png)
您最近一年使用:0次
2019-08-20更新
|
235次组卷
|
3卷引用:新疆自治区北京大学附属中学新疆分校2018-2019学年高二下学期期中考试数学(文)试题
4 . 已知函数
.
(Ⅰ)求函数
的值域;
(Ⅱ)若对
,
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef1e77da51eefb3de5138b11c5f76185.png)
(Ⅰ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(Ⅱ)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bac439411eb0247cff4293e633d930a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-03-18更新
|
145次组卷
|
2卷引用:【市级联考】新疆乌鲁木齐市2019届高三一模试卷(理科)数学试题