名校
解题方法
1 . 函数
是定义在实数集上的奇函数,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_________ ;对于任意
,关于
的不等式
在
上有解;则实数
的取值范围为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1996032924070219aee6b8754fb76ef8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c395021157c73ac8dcde32864f7e121.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c212456b2e69d9b43bf0e5ce1b3102b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解题方法
2 . 已知函数
,以下结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b142e52baf0024a255739ed0b4855bf.png)
A.它是偶函数 |
B.它是周期为![]() |
C.它的值域为![]() |
D.它在![]() |
您最近一年使用:0次
2022-12-12更新
|
1477次组卷
|
3卷引用:湖南省岳阳教研联盟2022-2023学年高二上学期期中联考数学试题
名校
3 . 设点
是
:
上的动点,点
是直线
:
上的动点,记
,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6f5adf13b4214666292dd64b947741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/669e8dfb2b45e6f74d86408343a18fe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af405a054bfe7fb7ce40e48d816467e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1fc37ac7805d65dd49e2e54643e819f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b39b055df71b3a01e406001ae3526f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135b08696706de37e1eab5f59697674c.png)
您最近一年使用:0次
2022-07-12更新
|
2299次组卷
|
4卷引用:上海市七宝中学2022-2023学年高二下学期开学摸底数学试题
上海市七宝中学2022-2023学年高二下学期开学摸底数学试题2022届“云教金榜”N+1联考高三下学期5月冲刺测试文科数学试题(已下线)专题27 直线与圆的综合应用-1(已下线)压轴题02圆锥曲线压轴题17题型汇总-3
名校
解题方法
4 . 正方形ABCD中,
,点O为正方形内一个动点,且
,设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96643cc016e7e68f30c445bf47936a3.png)
(1)当
时,求
的值;
(2)若P为平面ABCD外一点,满足
,记
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91934cac6477909cf68ec266f562a397.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96643cc016e7e68f30c445bf47936a3.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bc1f08c7640e62e8717abf4d44a6c83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7444214a631d3904f722bc05f07d0f0.png)
(2)若P为平面ABCD外一点,满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1909a3a6c9c51b7232cbf5acdfdc734.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87c5b8a21ed3092f78d0c6c05267b635.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd288d4152caf5fc8187a1a901c8949f.png)
您最近一年使用:0次
2022-05-17更新
|
3108次组卷
|
5卷引用:浙江省杭州学军中学2022-2023学年高二上学期期中模拟数学试题
解题方法
5 . 如图,在四棱锥
中,底面
是矩形,侧面
底面
,
是边长为
的等边三角形,点
分别为侧棱
上的动点,记
,则
的最小值的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faeb97acf19bd3b2c6c77c2814df4d2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235d1553f6806c1eee3b17b94d23f0f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72e49817548cb45b3d1e58570644c6fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b81c01cc7eda0e228f6e2698a009cfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1cf0e03059d771b4148356396a4908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/17/a9da7095-10d3-48db-ba34-2c82bb5d3222.png?resizew=266)
您最近一年使用:0次
名校
解题方法
6 . 对于函数
,
与常数
,若存在
使得
成立,则称函数
与
是“
靠近函数”.
(1)设函数
,
,判断
与
是否为“1靠近函数”,并说明理由;
(2)若函数
与
为“1靠近函数”,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e03ad0c315806342d6cd732a0b91a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea10ff765f87d9379cf875e8d425df23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e03ad0c315806342d6cd732a0b91a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e29815099a20aefdf055c71a347dbb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a2f0102d111a1e63ec471da49dbd50a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e03ad0c315806342d6cd732a0b91a3.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90ba0d6fefae76fcdd43507c4b07b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4bba0decfa88c92d9fd153aa2b84388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-14更新
|
1350次组卷
|
2卷引用:江西省万安中学2021-2022学年高二上学期开学考试数学(理)试题
名校
7 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ef9e53c813d5db7ae6705eb08bcc661.png)
.
(1)求函数
的最小正周期;
(2)常数
,若函数
在区间
上是增函数,求
的取值范围;
(3)若函数
在
的最大值为2,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ef9e53c813d5db7ae6705eb08bcc661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e11896abfd1df7a9a6acaa497754b7d1.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89f22655f0f6b649b0600a1d2c75a590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4324210735686fb21351566abe8c77ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07c1c50cffd5df6ea277efd8b7446d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81926c1658747bfd66e6a535ff039e6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2018-07-08更新
|
3395次组卷
|
5卷引用:湖北省温德克英联盟2023-2024学年高二8月开学综合性难度选拔考试数学试题