名校
1 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea09d37b495330c0fc9f50af0c46d7df.png)
A.![]() |
B.![]() |
C.点![]() ![]() |
D.直线![]() ![]() |
您最近一年使用:0次
2024-06-13更新
|
383次组卷
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2卷引用:山东省济宁市兖州区2023-2024学年高二下学期期中质量检测数学试题
名校
解题方法
2 . 若
,则实数a的取值范围为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b73ae1d1126dc3da8d558db53743f53.png)
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解题方法
3 . 己知椭圆
的左、右焦点分别为
,离心率为
,点
在椭圆
上,
,过
与坐标轴不垂直的直线
与椭圆
交于E,F两点,H为线段EF的中点.
(1)求椭圆
的方程;
(2)已知点
,且
,求直线
的方程.
(3)点
为直线
上一点,且
不在
轴上,
是椭圆
长轴的两个端点,直线
与椭圆C的另外一个交点分别为M,N,设
的面积分别为
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db4ae5e010b3063a4eda8a7fcce68156.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d7d60f244e525f8092c9a7d0240482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7479a816acc0939d1d66b7e33a592c54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
(3)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23d29646155e27b172ecdf263e2d702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53048695f7985e89a3f3ac7b7e279156.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/307fb809dff57cd383a4dc31bbb7e884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3637753af5ce86be9c23a9beb6b5067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235f0a6fb218d28383e6f27f2df1f50f.png)
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4 . 设函数
,函数
有三个零点
,且满足
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be5d70d14210427de425491a1997a943.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b946a8ec829a341aa6806a3eb0b9ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
A.![]() | B.实数m的取值范围是![]() |
C.函数![]() ![]() | D.若![]() ![]() |
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解题方法
5 . 已知椭圆
的离心率是
,左、右顶点分别为
,过线段
上的点
的直线与
交于
两点,且
与
的面积比为
.
(1)求椭圆
的方程;
(2)若直线
与
交于点
.证明:点
在定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473913c0887bb64d386f4c02f1853452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/451fc6e4248b63e70595f23842f06c93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e3bacc06686947aeaf85e71b2e46aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51ad93b1dc5b1f19c19d4b78fb5b2332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84783b6ba0f36789519816101a437f46.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe61d39d080872caa8973a70a3b4955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a439c8a01a6626d7a3f53af31ef0bcae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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解题方法
6 . 设函数
,点
,其中
,且
,则直线
斜率的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a480fe9334aba70d7de900570932f32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de0de3129f0c484d2542e4d0810cbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89d08550cde3e34887cfe734fabf7ada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcb37ea4b50a3e8bfc11c07aa2c9d3c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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解题方法
7 . 已知不等式
恒成立,则实数a的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5aa8cddcd35cdfc54d2f226c53a840f.png)
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2024-05-11更新
|
444次组卷
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4卷引用:山东省泰安市2023-2024学年高二下学期期中考试数学试题
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8 . 已知定义在
上的函数
满足
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507b968a7e4c874fe115375aa126d236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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9 . 对于函数
,若存在实数
,使
,其中
,则称
为“可移
倒数函数”,
为“
的可移
倒数点”.已知
.
(1)设
,若
为“
的可移
倒数点”,求函数
的单调区间;
(2)设
,若函数
恰有3个“可移1倒数点”,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efd778f4d84e834646d874d49d048b14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78fbecca12ee62538020483fd55a2109.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/943adb9f997390a4f3ddee554e7a3e7f.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/332a1790d04405b2ed1e6c7f3f072504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2775ffdf695af2d263f0ea93ac5904.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db25ba99d470c80a0eb410a07514140e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c78c38e121ba5184a11fc5c4ce322a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-04-19更新
|
716次组卷
|
3卷引用:山东省青岛第十九中学2023-2024学年高二下学期期中考试数学试卷
名校
10 . 已知函数
.
(1)当
时,求函数
的单调区间;
(2)若函数
有两个极值点
,且
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c710cb63f6550e10ab0b2fc57caf374f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e9222ffc26c0e6bfbf252ab5d8a520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef312da5ce9ea8e3139ac6614d9897f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02cd1d5290de76d5d73a80566ca511a9.png)
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2024-04-10更新
|
1432次组卷
|
3卷引用:山东省淄博第六中学2023-2024学年高二下学期期中考试数学试题