名校
1 . 定义在
上的函数
,已知其在
内只取到一个最大值和一个最小值,且当
时函数取得最大值为2;当
,函数取得最小值为
.
(1)求出此函数的解析式;
(2)是否存在实数
,满足不等式
,若存在求出
的取值范围,若不存在,请说明理由;
(3)若将函数
的图像保持横坐标不变,纵坐标变为原来的
得到函数
,再将函数
的图像向左平移
个单位得到函数
,已知函数
的最大值为10,求满足条件的
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4a0d74ba58e18512a8a91ed09beee8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5337869ed30afa95110baf82e9217349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c3319647314c3b6d82958a909acd2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70719196c31ca0bf8612a01b14cb8905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
(1)求出此函数的解析式;
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0aaa60c139c55094f2a9fdd1c3f3e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda96c08c50e3495200bb200175732e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8836160809bee52e0ee3c3cde27334d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abe84f65c9c4345ae5ddcdafa89e7273.png)
您最近一年使用:0次
2024-04-03更新
|
246次组卷
|
2卷引用:江西省瑞昌市第一中学、修水县第一中学2023-2024学年高一下学期第一次月考数学试题
名校
解题方法
2 . 已知
,其中
,
都是常数,且满足
.
(1)当
,
时,求
的取值范围;
(2)是否存在
,
,使
的值是与
无关的定值?若存在,求出
,
的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/532a8c3a44b1fab73dff11ddd96f84f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce86a9b5b4401c1b43ae52333e19b2c5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ea81da7f8471a097675421508bb5f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1291e6ed6d42d5f71625ba7bca78b686.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5224a7da7fe6bc28971ce4c277f88588.png)
(2)是否存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5224a7da7fe6bc28971ce4c277f88588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
.
(1)求
的单调递增区间;
(2)若
对任意的
恒成立,求
的取值范围.
(3)已知函数
,记方程
在
上的根从小到大依次为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73044668c09fa1df5d80a712cb4d6da7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a328e39ba9efb036a7978369837e4f47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7501d3008f82bb553c44817b6bd3482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba00268d1543f51753236f13554ebbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2160a930ae5fcf920b440cd3a363d90c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c64e43b6c283f53708f225b43ccd105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aed83f7c530ce8ae3063beabb06561d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d97fb830e8b359157a2999c922ec837.png)
您最近一年使用:0次
2024-04-01更新
|
570次组卷
|
2卷引用:四川省内江市隆昌市第一中学2023-2024学年高一下学期3月月考数学试题
名校
解题方法
4 . 设O为坐标原点,定义非零向量
的“相伴函数”为
,
称为函数
的“相伴向量”.
(1)设函数
,求函数
的相伴向量
;
(2)记
的“相伴函数”为
,若方程
在区间
上有且仅有四个不同的实数解,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84dac41f87e939f6cc39f38dc59b78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b0e4e35cf9b9f97c19e4b72cc2a1b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84dac41f87e939f6cc39f38dc59b78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abc54bc56c16baa3643686b85a6130e4.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15530d256df9ecf36c7476381c7ab3b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e723e57753f0a4fe1ef8ca1aee0e2117.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3fa5a2ec0f43acc49c5f7f848f212c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/227e04b76330c7bc1f7b62a1756cd5a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b604c6522119e77c1cb16b91532a2c1.png)
您最近一年使用:0次
2024-03-31更新
|
332次组卷
|
2卷引用:四川省凉山州民族中学2023-2024学年高一下学期3月月考数学试题
名校
解题方法
5 . 已知
.其中
为常数,且
.
(1)求
;
(2)若
,
,求
;
(3)分别求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be602468b0b4fad2667d511a041d14b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a68dbd91d6de68b550a5745ecd461d9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbb006ea697b63a914eb487073f0abe1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a5ce0330d68c299dcc9b264ac28713.png)
(3)分别求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b04da7eac640b5b735da7fb5da8cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc3884b343d76a26b4b85b48987d7064.png)
您最近一年使用:0次
6 . 对于整系数方程
,当
的最高次幂大于等于3时,求解难度较大.我们常采用试根的方法求解:若通过试根,找到方程的一个根
,则
,若
已经可以求解,则问题解决;否则,就对
再一次试根,分解因式,以此类推,直至问题解决.求根的过程中常用到有理根定理:如果整系数方程
有有理根
,其中
、
,
,
,那么
,
.符号说明:对于整数
,
,
表示
,
的最大公约数;
表示
是
的倍数,即
整除
.
(1)过点
作曲线
的切线,借助有理根定理求切点横坐标;
(2)试证明有理根定理;
(3)若整数
,
不是3的倍数,且存在有理数
,使得
,求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4d150dc687f9ff11ee3213ec03864e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86eff5761f61a20c240a428f2a7ceda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86eff5761f61a20c240a428f2a7ceda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efa90ca9cbf408140831d56638ac9e49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bbe0c7e53077a592e5a6dd5f33d4d66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a67587f2813cc9ed217fa61b82d83d31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e22570cf8b339a70e8ea0bb696b376.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9040a38c1948ba9c5df2a42d01218c34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df03ecaa1fdf8814e014245b3dc5523.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b08afab5098dc7af7074d9cb3c246282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423cfd9d544692727b99a5878f7e9a1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(1)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e280d0441a31fdbef3ce192d8d8f8dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d0660d4864c16652a6b27337462b3f1.png)
(2)试证明有理根定理;
(3)若整数
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a65c4954c0a61e12286e9ce9b7ca2010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
7 . 已知函数
.
(1)若
的定义域为
,求
的定义域;
(2)证明:
有且只有一个零点
,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b879f93babf292763dd1ee52f4d2c4d1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2ec965488c7e1cea085463c7731285.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5872abdb3911443a2090f0e95e442447.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48824632c5ca0107f0ca4fc4bd12de11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab4efc8f466b7f221d919f927dde5141.png)
您最近一年使用:0次
8 . 已知函数
.
(1)求
的单调递增区间;
(2)当
时,求
的最值.
(3)当
时,关于
的不等式
有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb18bf398fcc3f12f1d7dd7b23cc79bd.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691c1fc50ea793ea08748cb75bae70e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e74fc7479e44217bfa27dbd75992b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf755154fdddb396e7ed1a2352f1911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-28更新
|
815次组卷
|
3卷引用:江苏省苏州吴江中学2023-2024学年高一下学期3月月考数学试题
名校
9 . 已知函数
,其中
.
(1)判断
的奇偶性(直接写出结论,不必说明理由);
(2)当
时,比较
与
的大小;
(3)若函数
有三个零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27cfd4498a1cc658b943061497345f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e23b3e7a3bae640c314bc9347ff67f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/123d2a9d1c04f94c4219ad15f6d6fdd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
10 . 设集合、
为正整数集
的两个子集,
、
至少各有两个元素.对于给定的集合
,若存在满足如下条件的集合
:
①对于任意,若
,都有
;②对于任意
,若
,则
.则称集合
为集合
的“
集”.
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55a4c458e37238547c09a481eb0ca295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9a724b59c890095baa5cb73e267c44.png)
(2)若三元集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9275bd8ce17fcc4a786510b008414ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9275bd8ce17fcc4a786510b008414ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21edab576db2b4f56237ad687957a913.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380cc5e32580ddf29206ebb596336151.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea5867fde790c54e6a931c5d1d22b049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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