1 . 拼音chao所有字母组成的集合记为
,拼音yang所有字母组成的集合记为
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/8/18cf1027-7cff-429e-b51a-9a225c639b8a.png?resizew=231)
![](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/b4b9b470218359a4a47be9244980489e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/8/18cf1027-7cff-429e-b51a-9a225c639b8a.png?resizew=231)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
23-24高二上·广东汕头·期末
解题方法
2 . 设
,
为椭圆
:
的两个焦点,
为
上一点且在第一象限,
为
的内心,且
内切圆半径为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e78f1a9cc4dedc05c175ab99b288b9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7775aa57ca0e62216f3039ed88dceed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059040c1475cdfb5b350394bbbe7b838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() ![]() |
您最近一年使用:0次
3 . 设
,
,
,则有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40dd7308e7bef727a678521051f8c3c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e2e04b3fcfc34c277bf5a34a2ac81fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d53575f6df3a32fac9e81350e680545.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
23-24高二上·广东汕头·期末
4 . 定义:点
为曲线
外的一点,
为
上的两个动点,则
取最大值时,
叫点
对曲线
的张角.已知点
为双曲线
上的动点,设
对圆
的张角为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb49a5a86953fc7fba47cd5fe57d375.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7830aca5e3ab824f5d911fc3fd1fa393.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
您最近一年使用:0次
23-24高二上·广东汕头·期末
解题方法
5 . 将函数
的图象纵坐标不变,横坐标扩大为原来的3倍,则得到了函数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
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6 . 已知
为抛物线
上一点,点
到
的焦点的距离为8,到
轴的距离为5,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.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/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
A.2 | B.3 | C.6 | D.9 |
您最近一年使用:0次
23-24高二上·广东汕头·期末
解题方法
7 . 已知正项数列
的前
项和
,满足:
.
(1)求数列
的通项公式;
(2)记
,设数列
的前
项和为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e3fada69fbdbf095b43d1367df81bb.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/035a9db6b1d4710ecff1953a61915986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
您最近一年使用:0次
8 . 设
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b5f610e563690f7e8b973b571ba847.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
A.1 | B.![]() | C.![]() | D.2 |
您最近一年使用:0次
23-24高二上·广东汕头·期末
名校
9 . 如图,正方形
中,
,
是线段
上的动点且
(
),则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71692d167f92589f2bd14a092f94c7ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50f2c98c84895030f3dffa92cb25ad20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a9344f4fca7b9779ca7720e5277ea6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05743d5fc1671f25464dea7073a31e29.png)
您最近一年使用:0次
2024-01-22更新
|
780次组卷
|
5卷引用:广东省汕头市潮阳区2023-2024学年高二上学期期末教学质量监测数学试题
广东省汕头市潮阳区2023-2024学年高二上学期期末教学质量监测数学试题(已下线)广东省汕头市潮阳区2023-2024学年高二上学期期末数学试题(已下线)6.3.1 平面向量基本定理【第二练】“上好三节课,做好三套题“高中数学素养晋级之路广东省深圳市桃源居中澳实验学校2023-2024学年高一下学期3月全国港澳台侨联考数学试卷四川省德阳市第五中学2023-2024学年高一下学期4月月考数学试题
23-24高二上·广东汕头·期末
10 . 在长方体
中,已知
,
,点
在线段
上运动(不含端点),则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f97abea909791f73b84a07d3f15d8535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c09eec4e14a861af83d7828797d176.png)
A.![]() |
B.三棱锥![]() ![]() |
C.平面![]() ![]() |
D.若点![]() ![]() ![]() ![]() |
您最近一年使用:0次