名校
1 . 在等腰梯形
中,CD的中点为O,以O为坐标原点,DC所在直线为x轴,建立如图所示的平面直角坐标系,已知
.
;
(2)若点F在线段CD上,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d2d09493b38fc4c41cb19f0c4b6f53c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1239d20fa03551421f0949d878fe541.png)
(2)若点F在线段CD上,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aef759150f9e9a60042788fbf1a7ee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980201d3fea976d86a818fee73faf1bd.png)
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2024-06-16更新
|
285次组卷
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4卷引用:河北省保定市定州市第二中学2023-2024学年高一下学期5月月考数学试题
解题方法
2 . 已知函数
.
的图象;
(2)当
时,求实数
的取值范围,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba78ecfd1ca4aa907e425782e8b745b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa31bac01d53e8a8847a48f246dd003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2024-06-16更新
|
193次组卷
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2卷引用:河南省濮阳市清丰县城镇育才学校2023-2024学年高一上学期12月月考数学试题
名校
3 . 已知函数
的最小值为
,其图象与y轴的交点为
.
(1)求
的解析式;
(2)求
在
上的单调递增区间;
(3)对于任意的
,
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60c22a9b344e24d5f48ef8de38c0a2bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1242ec96ac54e2fd418988d5190a88.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ed3345d00bfcbabb50d64c457a3b58.png)
(3)对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7fa15ce20b7a075742dceb172153f98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e39b4cc00edd5e6442eea18b6c16e5d.png)
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解题方法
4 . 若实数
满足
,则称
比
远离
.
(1)若2比
远离1,求x的取值范围;
(2)设
,其中
,判断:
与
哪一个更远离
?并说明理由.
(3)若
,试问:
与
哪一个更远离
?并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d32d4403d0e81eacfbe429dc51f07f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b782dd2de9c9caa840838cd63d817de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)若2比
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/792be5953f7752ccf49405231fa1ebc0.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36ea5e8fdf104e1cc8348c13a3cd1610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8151ce405ce7dd9f691fd62cd59be57c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45900deae0489e87fe448948e8091c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29ebc856291255f2d4a6c20b982a2442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
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解题方法
5 . 已知二次函数
满足
,
,
(1)求函数
的解析式;
(2)求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01bea8bf593f594c51fc7cc547482bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c743c3e91a0cdd162d97273e3aef239.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f683648cd3c90fae77e1317b918eed68.png)
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6 . (1)求不等式的解集:
;
(2)已知不等式
的解集为
,不等式
的解集为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d178b04135a17bca9bfd9e2e13cc16c5.png)
(2)已知不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e011b337fdb8459ca5006b772136c039.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f90af9ba1a3d2362ecba6775e1d0030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
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7 . 如图,已知椭圆
的离心率为
,以该椭圆上的点和椭圆的左、右焦点
为顶点的三角形的周长为
.一等轴双曲线的顶点是该椭圆的焦点,设
为该双曲线上异于顶点的任一点,直线
和
与椭圆的交点分别为
和
.
(2)是否存在常数
,使得
恒成立?若存在,求
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e4ae17293f583b2d2480971ad9424ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1edc33277bf11da7b67816efcdb7286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c29a7e8eea08197bf53164a560bee58.png)
(2)是否存在常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226c2de886cb8e7166dff84a457cf41b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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8 . 已知幂函数
为偶函数.
(1)求函数
的解析式;
(2)若
,求实数m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15244559fe52dcd79fa6acaebc3e568.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea6e084f519283a770a143d64b4048a.png)
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9 . 已知函数
随机变量
,随机变量
,
的期望为
.
(1)当
时,求
;
(2)当
时,求
的表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ea8d40282dec2acfe25253514e87f81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13e73ee99d27c577561fde186de7b8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33261c9b0b1c3677c6db52fa88813d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884fa804e9e4ed197c1cc76e762f6760.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ea01973bb7a048a88d183cb5c5cf8e2.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe08722cf9300fe188dbbb71989c06c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884fa804e9e4ed197c1cc76e762f6760.png)
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2024-06-16更新
|
261次组卷
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4卷引用:河南省部分重点高中2023-2024学年高三下学期5月联考数学试卷 (新高考)
河南省部分重点高中2023-2024学年高三下学期5月联考数学试卷 (新高考)(已下线)辽宁省沈阳市第二中学2024届高三下学期三模数学试题内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题(已下线)概率、随机变量及其分布-综合测试卷B卷
10 . 已知函数
且
.
(1)求实数a的值;
(2)若函数
在
上恰有两个零点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd535030ec92efe0b1a86a33b7306aed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/008925a3b60d366297f31efa54aa38c9.png)
(1)求实数a的值;
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5b9f57d3634f8337f1414f8a2a2dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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