名校
解题方法
1 . 已知向量
.若
与
平行,则实数λ的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e28d91f36f976c388c28368de7ce1637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbdd25b2666192dda5bf79071e612884.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
7日内更新
|
419次组卷
|
3卷引用:广东省惠州市三校2023-2024学年高一下学期期中联考数学试卷
广东省惠州市三校2023-2024学年高一下学期期中联考数学试卷吉林省长春市第二实验中学2023-2024学年高一下学期期中考试数学试题(已下线)核心考点1 平面向量的运算 A基础卷 (高一期末考试必考的10大核心考点 )
名校
解题方法
2 . A,B,C表示不同的点,n,l表示不同的直线,
表示不同的平面,下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.若![]() ![]() |
您最近一年使用:0次
7日内更新
|
337次组卷
|
2卷引用:广东省惠州市三校2023-2024学年高一下学期期中联考数学试卷
名校
3 . 若集合
,
,则集合
的真子集个数为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e833a12107015f69158e6183c0c4a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/853ace6868f7f57bd50665a88afd99d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
您最近一年使用:0次
名校
4 .
中,角
,
,
所对的边分别为
,
,
,已知
,
,
,那么
( )
![](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/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68abf671ba1bc7cbf2704f1dfde481d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b86d43790babcdbbdc03493ee70928.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
A.![]() | B.![]() ![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-16更新
|
299次组卷
|
2卷引用:广东省惠州市惠阳区第一中学高中部2023-2024学年高一下学期第一次质量检测数学试题
解题方法
5 . 如图,在四边形ABCD休闲区域中,四周是步道,中间是花卉种植区域,为减少拥堵,中间穿插了氢能源环保电动步道AC,
,且
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/372429d9b1b3c73d5bc8e368bdd07fac.png)
,则氢能源环保电动步道AC的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab3e412b27dd807fbe8640c0dcef654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af2436591a889729b1a3bdcca1991a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9723635d46664a92d3af26362dfea3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/372429d9b1b3c73d5bc8e368bdd07fac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
A.1 | B.![]() | C.3 | D.2![]() |
您最近一年使用:0次
6 . 下列命题中,其中正确的是( )
A.![]() ![]() ![]() ![]() |
B.![]() ![]() ![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次
名校
解题方法
7 . 在
中,
的对边分别是
,若
,则
的最大值为( )
![](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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c7ae9b0622cef6d8785419882963b12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980ab4deb9e7f2bc9288787f5243a4d2.png)
A.![]() | B.![]() | C.2 | D.1 |
您最近一年使用:0次
8 . 在四边形
中,已知
,
,
.
(1)若四边形
是矩形,求
的值;
(2)若四边形
是平行四边形,且
,求
与
夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d649afbddd907f0dfec1420f02f82fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2a5052f89125e4e26d2bfcc6273cb60.png)
(1)若四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811f2b0933367b7cb32a7696510f2089.png)
(2)若四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5338969e54ee84d37d39940a0740e463.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304a7f07db2ec637baadf8f0ab91c85c.png)
您最近一年使用:0次
解题方法
9 . (1)计算:
;
(2)已知
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab48b260fda23600f7e38b7bf9fe6a8.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00102824ae88e435cf239f806ef7370f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351e042e4ee8aa030cde480ef042cdc7.png)
您最近一年使用:0次
2024-03-29更新
|
462次组卷
|
2卷引用:广东省惠州市惠阳区第一中学高中部2023-2024学年高一下学期开学摸底考试数学试题
解题方法
10 . 函数
的图象大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4539c8587e8d751040335216f5e90de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次