已知
,
,函数
的图象经过点
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74110bc818c2f5a53d63451c5251eb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/436a2732e9c9d5ce401c448cd9de80e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0751bb292ee05d7b32d46367034117e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5485191ace9f3e22683eaa1f13c6fd29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7a8c86b7311ba8c0ce5764b30c50373.png)
更新时间:2018-04-26 10:12:34
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填空题-双空题
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适中
(0.65)
解题方法
【推荐1】已知函数
,则
值为______ ;若
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db06c12fb7058aa0fa39cc7edf33c30b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bd194f929a919e18e9db22e4be747d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c6637b4471e5211a5dd125c84d89b41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
您最近一年使用:0次
填空题-单空题
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适中
(0.65)
名校
【推荐2】已知函数
,若在定义域内存在实数
,使得
,其中
为正整数,则称函数
为定义域上的“
阶局部奇函数”,若
是
上的“1阶局部奇函数”,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a90095a108e5a9fccbaa622897c46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a67982ad11dc9b47ab6184be1d3706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d188ec2580e273ce87e51653a2177ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
填空题-单空题
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适中
(0.65)
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解题方法
【推荐1】若两个正实数
,
满足
,且不等式
恒成立,则
的最大值为______ .
![](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/8792eaab0b6464e5d07436c64aa751a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5c6af45d1e9a52acd7287949ee6bfd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
填空题-单空题
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适中
(0.65)
【推荐2】若直线
被圆
,所截得的弦长为6,则
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe2c117da7328262ca7e3d95fee8c251.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e37b4bb8c92a58c46f78cdfbcb826f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaf35d6c316d9a014327ed3fdfeec374.png)
您最近一年使用:0次
填空题-双空题
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适中
(0.65)
【推荐3】已知
,
,
,则
的最小值为_______ ,此时![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45900deae0489e87fe448948e8091c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a7e4dcebd24c843379926de9c0b780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20545ff08e4be3e89529509f4438447.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/480c84711eafffe9f5489a7de9d2de79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
您最近一年使用:0次