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1 . 下列命题正确的是( )
A.“![]() ![]() |
B.命题“![]() |
C.“![]() ![]() |
D.命题“存在![]() ![]() ![]() ![]() |
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4卷引用:宁夏银川一中2021-2022学年高二上学期期中考试数学(理)试题
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解题方法
2 . 已知
,
,
.
(1)若p为真命题,求a的取值范围;
(2)若
为真命题,且
为假命题,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611b8bb92f532ea1315a4edc61d5c3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f91bd6bf367bd7b15bcb4319e13ea631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaa34d9c31211ef46a4020c5387600e2.png)
(1)若p为真命题,求a的取值范围;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
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2021-12-21更新
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3卷引用:宁夏银川一中2021-2022学年高二上学期期中考试数学(理)试题
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解题方法
3 . 如图,把半椭圆:
:
与圆弧
:
合成的曲线称作“曲圆”,其中
为
的右焦点,如图所示,
、
、
、
分别是“曲圆”与
轴、
轴的交点,已知
,过点
且倾斜角为
的直线交“曲圆”于
、
两点(
在
轴上方).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/8/8aff332a-02c8-493a-992e-448fe7e57d00.png?resizew=171)
(1)求椭圆
和圆弧
的方程;
(2)当点
、
分别在第一、第三象限时,求
的周长的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22178ee98809feea0b6d87241c7ba288.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aaafb050b24c4e806c480e0665aaa5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cdb94fa47eca1bbc1de89a3e45f3030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/092fd1b1d33979818300cd2e3699bff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a71fc9c0068109dad1382354570665.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/21ab6ee7095494e9165f08edde723100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/8/8aff332a-02c8-493a-992e-448fe7e57d00.png?resizew=171)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aaafb050b24c4e806c480e0665aaa5a.png)
(2)当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8ef68c72248af27e3b83b4ee5fdeb51.png)
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4 . 设
,
:实数
满足
.
(1)若
,且
都为真命题,求x的取值范围;
(2)若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cec15f600b7dcb65e4bfc21fd7a37b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a422f64706146fbaf8661fa44420fe8a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2021-12-15更新
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11卷引用:宁夏银川一中2021-2022学年高二上学期期中考试数学(文)试题
宁夏银川一中2021-2022学年高二上学期期中考试数学(文)试题北京市昌平区新学道临川学校2021-2022学年高二下学期期中考试数学(文)试题河南省温县第一高级中学2021-2022学年高二上学期1月月考文科数学试题江西省赣州市赣县第三中学2021-2022学年高二下学期开学考试数学(文)试题(已下线)高一上学期期中【常考60题考点专练】(必修一前三章)-2022-2023学年高一数学考试满分全攻略(人教A版2019必修第一册)(已下线)专题2 常用逻辑用语-学会解题之高三数学321训练体系【2022版】(已下线)专题02 常用逻辑用语辽宁省重点高中沈阳市郊联体2022-2023学年高一上学期期末考试数学试题(已下线)专题02 常用逻辑用语-3江西省宜春市宜丰中学2022-2023学年高一学业水平考试模拟数学试题广东省广州美术学院附属中等美术学校2024届高三上学期期末数学试题
5 . 在区间
上随机取一个数
,则
的值介于
到1的概率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4814cc69393408433ac56a06c8e86855.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66db91bb3be9e2b6ad567774e3699758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
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6 . 设函数
,若不等式
对于实数
时恒成立,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7cdbc444dbf034249c8b927b623cdc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efd78eaaea022ca802d231c741ac2779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec25b9d7ca47b780a744c2ebbf31d925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-11-28更新
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3卷引用:宁夏六盘山高级中学2021-2022学年高二(资助班)上学期期中考试数学(理)试题
宁夏六盘山高级中学2021-2022学年高二(资助班)上学期期中考试数学(理)试题宁夏六盘山高级中学2023届高三(提升班)上学期期中考试数学(文)试题(已下线)第02讲 函数的单调性与最大(小)值 (高频考点-精练)
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7 . “
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a122e3d18d4adac2cbfee63b318e79b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b87e4d8a0497dbbeeed6139db4019f0c.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
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3卷引用:宁夏石嘴山市平罗中学2021-2022学年高二上学期期中考试数学(文)试题
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解题方法
8 . 在
中,内角
,
,
的对边分别为
,
,
,若
,
,
成等差数列,
,且
,则
的面积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65e3b67bbfe99101796d2f16fbe01a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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6卷引用:宁夏银川三沙源上游学校2021-2022学年高二上学期期中考试数学(文)试题
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解题方法
9 . 已知函数
关于
的不等式
的解集为
.
(1)求实数
的值;
(2)求关于
的不等式
的解集;
(3)若关于
的方程
有两个不相等的实数根,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d18872663c4a3f45e53155d1cdbb61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72d20f1bf6d42731872b4554cf81a03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e88ebfb5c0d6cce558b515be06404d.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae35eefd4b31e3374cb6e80123fd1e30.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a377d2bfd2c28f3ad10ff9b1ac2e38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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3卷引用:宁夏银川市景博中学2021-2022学年高二上学期期中考试数学(理)试题
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10 . 已知
:函数
的定义域为
,
:存在
,使得不等式
成立.
(1)若
为真,求实数
的取值范围.
(2)若
为真且
为假,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fcae9f760243e9437776eccd587faa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39a8d578ace45420869dda45ad3b66c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4716e6f4978b07588d2676e2ea878051.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f602c916a51570813855222577ba372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e796d1dba0132636cb56a325d57add1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2021-09-25更新
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8卷引用:宁夏六盘山高级中学2021-2022学年高二(资助班)上学期期中考试数学(理)试题
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