1 . 如图,直三棱柱
的底面为直角三角形,
,
,
,P是
上一动点,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4346641491fc90d125ebbd06343382a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe236a434aa88e5633ea61574d1bed8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b137cfdfd49c53ebe14992115d604422.png)
A.5 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 如图是一个正方体的展开图,如果将它还原为正方体之后,下列结论正确的有( )
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() |
您最近一年使用:0次
解题方法
3 . 设M为
内一点,且
,则
与
的面积之比为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6a216ebd7cb82c1a9706c325df53371.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cad3e2b2689dfe97ec82d473ab6cf469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
名校
解题方法
4 . 已知复数
(
为虚数单位).
(1)求
;
(2)若
,其中
,求
的值;
(3)若
,且
是纯虚数,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6275aab78ba9acf5242af47407f5bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949640658f3eb28025dc5ead55bcdea8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c05c638fa6ec40017a00a29bcc8bad6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f844a74a4a9a02d6360b6384ebc4eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1842a4178f1de5839194ff3134e13f2f.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe3cb7e0694744d1e8a592592931642.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26dd5edae8097274a8a4fd56bc1b4c59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
您最近一年使用:0次
7日内更新
|
257次组卷
|
2卷引用:河南省安阳市林州市第一中学2023-2024学年高一下学期5月月考数学试题
名校
5 . 已知
的图象关于点
对称,且
在区间
上单调递减,在区间
上单调递增,
.
(1)求
的解析式;
(2)若
,求满足不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cce59f0f84271f164e8c2d961c63317a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358c8c0e7bc2f31f50d9aab6b2f84f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf6fbe64bfcf0585d64aee6f3175623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b059e767410227be84c3885eacd2b237.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51eb2613dda00677d447c986cac505bc.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0a68eadbcb9953c6d7fc17ef2763ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a7eee74c0769dd2c8d666297460216.png)
您最近一年使用:0次
7日内更新
|
427次组卷
|
3卷引用:河南省安阳市林州市第一中学2023-2024学年高一下学期5月月考数学试题
河南省安阳市林州市第一中学2023-2024学年高一下学期5月月考数学试题河南省驻马店市部分学校2023-2024学年高一下学期5月青桐鸣联考数学试题(北师大版)(已下线)专题02 三角函数的图象与性质常考题型归类-期末考点大串讲(人教B版2019必修第三册)
解题方法
6 . 在
中角A,B,C的对边分别为a,b,c,且
.
(1)求角C的大小;
(2)若
,
,CH为AB边上的高,H为垂足,
,其中m,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e1e867d056ae92954e8c8fed547840.png)
(1)求角C的大小;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/225bfd80ba9c9d6d6a25c51fbd63c6be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8440725e1df5ca0990b572dd84127914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0be44077d42cfffece905b1af13e000.png)
您最近一年使用:0次
名校
解题方法
7 . 已知向量
,
,
,满足
(
),且
,若
为
,
的夹角,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e21027d4c039e83e33f67cef3e82461.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cad52924df9291d5d191d18e09374ee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ffe803ace64d7cc9e7179712a7ff373.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7日内更新
|
248次组卷
|
3卷引用:河南省安阳市林州市第一中学2023-2024学年高一下学期5月月考数学试题
河南省安阳市林州市第一中学2023-2024学年高一下学期5月月考数学试题辽宁省实验中学2023-2024学年高一下学期期中阶段测试数学试卷(已下线)专题03 平面向量的数量积常考题型归类-期末考点大串讲(人教B版2019必修第三册)
名校
解题方法
8 . 已知
的内角
所对的边分别为
下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7132c2d8b2ff504e6c2ba36c4f6dcfaf.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.“![]() ![]() |
您最近一年使用:0次
名校
9 . 在四棱锥
中,
平面ABCD,底面是边长是1的正方形,侧棱PA与底面成
的角,M,N分别是AB,PC的中点.
平面PAD;
(2)二面角
平面角的正切值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a1b49f64e0065edad868b25e9fcada3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30c20e88a33043f4279fff360c81006e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edcf19a7f0dd0cdf59516ae585025110.png)
(2)二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9f1e2b86f4eca37c72011d3dffb0c9.png)
您最近一年使用:0次
名校
10 . 如图,在正方形
中,
,
和
相交于点G,且F为
上一点(不包括端点),若
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/795e740cb57615d48c36b416d5b93a9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccaee8f228ff24e7c89879bb5b999cf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/667f0c92ff447e68886e68b093c36057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09119d7ad4bb276c3895b567ce284ff6.png)
A.![]() | B.![]() | C.![]() | D.15 |
您最近一年使用:0次
7日内更新
|
988次组卷
|
6卷引用:河南省安阳市林州市第一中学2023-2024学年高一下学期5月月考数学试题