名校
1 . 求下列各式的值
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b68454219fc4f62e07e01f3a250bc3b.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b68454219fc4f62e07e01f3a250bc3b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7be7839e890978ced725ca682e6b6770.png)
您最近一年使用:0次
2020-01-08更新
|
566次组卷
|
3卷引用:福建省浦城第一中学2023-2024学年高一上学期期中考试数学试题
2 . 已知角
的终边过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a92e47a1376fa85a060e1319833f09e1.png)
A.![]() | B.![]() | C.![]() | D.5 |
您最近一年使用:0次
3 . 已知
,数列
的前
项和为
,数列
的通项公式为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/157352244f7facf1f01a5760b5d507b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41cf1da18d91f7c98086553d157d1a87.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/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c66ca3dd2e34d338dca36021dcc87ca4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200ca894aad05e8780620428ece04dd8.png)
您最近一年使用:0次
4 . 在平面直角坐标系
中,以原点
为极点,
轴的非负半轴为极轴,建立极坐标系,曲线
的参数方程为
(
,
为参数),曲线
的极坐标方程为
.
(1)求曲线
的普通方程和曲线
的直角坐标方程;
(2)设
为曲线
上一点,
为曲线
上一点,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24365089cd76676cad6d03055f1597fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9883e09b1ac40ccaebcaec21e2871c56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a14907b5567b89b2894cd4119c2a8ee.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
您最近一年使用:0次
5 . 过点(1,1)的抛物
的焦点坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf210c8c9e83e70f2d3ede1e18a5f3d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
6 . 已知函数
,且
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bdcdbec5808cd9cee342fc5d2d46f27.png)
(1)求
,
的值;
(2)求函数的单调递减区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da81d6aed3370baacc70ca99532c909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a70c79498eaafdd27bbd17f57ae46b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bdcdbec5808cd9cee342fc5d2d46f27.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)求函数的单调递减区间
您最近一年使用:0次
2019-12-26更新
|
423次组卷
|
2卷引用:福建省南平市邵武市第四中学2019-2020学年高二上学期期中数学试题
7 . 函数
在点
处的切线方程为_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62f121ab54d9d6c2104dc5feabd2dff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
您最近一年使用:0次
8 . 如图,四棱锥P﹣ABCD的底面是正方形,PD⊥底面ABCD,PD=DC,E是PC的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/7/2a75a264-c5b4-41bc-8c90-ef07c37c6b9b.png?resizew=168)
(1)证明:平面PAB⊥平面PAD;
(2)求二面角P﹣AB﹣D的大小.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/7/2a75a264-c5b4-41bc-8c90-ef07c37c6b9b.png?resizew=168)
(1)证明:平面PAB⊥平面PAD;
(2)求二面角P﹣AB﹣D的大小.
您最近一年使用:0次
2019-12-26更新
|
618次组卷
|
3卷引用:福建省南平市邵武市第四中学2019-2020学年高二上学期期中数学试题
福建省南平市邵武市第四中学2019-2020学年高二上学期期中数学试题福建省泰宁第一中学2020-2021学年高二上学期学分认定暨第一次阶段考试数学试题(已下线)第3章 空间向量与立体几何(基础卷)-2020-2021学年高二数学课时同步练(苏教版选修2-1)
9 . 两条平行线l1:
,l2:
的距离等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d717a25a45873801c0e6c1cba9468cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b750457b48f5f8751b962ac90eb33f9a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-12-21更新
|
490次组卷
|
3卷引用:福建省建瓯市第三中学2023-2024学年高二上学期第一次月考数学试题
福建省建瓯市第三中学2023-2024学年高二上学期第一次月考数学试题陕西省渭南市韩城市2018-2019学年高一上学期期末数学试题(已下线)3.3.4 两条平行直线间的距离-2020-2021学年高一数学课时同步练(人教A版必修2)
名校
10 . 已知
,若定义在
上的函数
满足对
、
,都有
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6ef71dd10fb6b2218a2b7988699db70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/673207f6b77b8192d25463d071737b7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e080f706ae779a4283316463d8d4da37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa10bae6ce6e91bf99c580d102947b46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-12-15更新
|
1158次组卷
|
5卷引用:福建省南平市高级中学2022-2023学年高一上学期期中考试数学试题