解题方法
1 . 已知抛物线
,焦点为
,不过点
的直线
交抛物线
于
两点,
为
的中点,
到抛物线
的准线的距离为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/466c56ced1ca1e572e98bc36a1db8d27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ba604a78ad17e36f284112cdcf1bf7.png)
您最近一年使用:0次
名校
解题方法
2 . 设
为常数,
是定义在
上的奇函数,当
时,
,若
对一切
成立,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ead5b2a29f2459bbe384ee62ed998385.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4392aee4827eea380055c2f3df1f7420.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 下列说法正确的是( )
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
4 . 已知正数
满足
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbe0890043f34b4575bf7bb3a773e32b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9953ee41985b6858015dece91f9b87f.png)
您最近一年使用:0次
名校
解题方法
5 . 已知
,
,且
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de1d6c35e8583e6559a1b321f357617.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7e12253044b5abff2a56dcd730ced8.png)
您最近一年使用:0次
2024-03-31更新
|
997次组卷
|
3卷引用:云南省文山州砚山县第三高级中学2023-2024学年高二下学期4月半月考数学试卷
云南省文山州砚山县第三高级中学2023-2024学年高二下学期4月半月考数学试卷 海南省海南华侨中学2023-2024学年高三下学期第二次模拟考试数学试题(已下线)第04讲 基本不等式及其应用(十八大题型)(讲义)-1
名校
解题方法
6 . 已知
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
A.![]() | B.![]() |
C.若![]() ![]() | D.若![]() ![]() |
您最近一年使用:0次
解题方法
7 . 已知正数a,b满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0bfc984d915e7974ac24e928f2f93ed.png)
A.![]() | B.a与b可能相等 |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
名校
8 . 已知,则
的最小值为( )
A.6 | B.5 | C.4 | D.3 |
您最近一年使用:0次
2024-02-28更新
|
742次组卷
|
3卷引用:云南省大理州祥云县部分高中(云·上联盟五校协作体)2024届高三下学期复习摸底诊断联合测评数学试题
名校
解题方法
9 . 若
的反函数为
,且
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1b92c365582b2fcb997568cd4a1b97a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a2a1822ac7392b61b2c0fffc1fbc05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9088ba94bb727cbcd36f1688550e1541.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f7266b2ef457b8ddeee3fa2cc24022e.png)
您最近一年使用:0次
解题方法
10 . 已知函数
.
(1)若
对一切实数
都成立,求
的值;
(2)已知
,令
,求
在
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68233c5c88d0e6b2b600575e68fb92f9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3e369afdc6beb12747d2a01207c8b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
您最近一年使用:0次
2024-01-12更新
|
253次组卷
|
2卷引用:云南省玉溪市2023-2024学年高一上学期期末教学质量检测数学试卷