1 . 已知
,
是平面内的一组基底,
,
,
,若
,
,
三点共线,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0411792b587ddd3e04440392f011c224.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b95d660852c5226ff65a21cfb36b8b39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b762bd33ee43da74ab19450074105468.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65cac341927963722f7fd1180aa8085f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff40563daf96329ae2084126410a2c59.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/f0a532e15e232cb4b99a8d4d07c89575.png)
A.9 | B.13 | C.15 | D.18 |
您最近一年使用:0次
2 . 若四边形
满足
,且
,则此四边形的形状为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a9b384527ab8a708bfdf69b9bc96f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e821ded35e5302aa0c732b3001b37bb0.png)
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3 . 已知
为锐角
内部一点,且满足
,已知
,若
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca06dd8699c0600899f057a6567c4730.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d10ee45969539ffadbef6218cf3a466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/474dd2708c2b5c71a6efa341197cf2d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 设复数
,
在复平面内对应的向量分别为
、
,则向量
对应的复数所对应的点的坐标为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59d6d7c9be7450c1c3d71829bb787f6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6cef94c1bce90f6573fd0315db6b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91174b2336306191ba275a87864172b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4731335d26e45bf7041b36c5f0a1121d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bad299e2782c072d27e1c54422cc8fc.png)
您最近一年使用:0次
名校
解题方法
5 .
中,设
,若
,则
的形状是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bec45361bb32ca2a4045083afb445dd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7881a8cb6d7b805721be26dd3b252543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.钝角三角形 | B.锐角三角形 | C.直角三角形 | D.无法确定 |
您最近一年使用:0次
6 . 已知O是平行四边形ABCD内一点,设
,
,
,则
( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/420ad6159fc091d6a5ffddf0676d2662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c2e7e9fd8519fd1c293cc577408263.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a40f8ef7e3af00c41f85a20578afdb57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46a1f8d0fa429480917c5c126870d44.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知非零向量
,
不共线,且
,若
,则x,y满足的关系是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f605ec0729ce6d72237ad662a06862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c84d34f931611e1b0e70b74132a3a4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b925819f07ec85e3d94e0eedfaf0558b.png)
您最近一年使用:0次
名校
解题方法
8 . 在
中,
是
的中点,
在
上,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c397bc7f7b3de2c8182c3fbe94fd5ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9769839f35c2b7002b9f5e62f40b34de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7日内更新
|
291次组卷
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4卷引用:云南省部分校2023-2024学年高一下学期月考联考数学试题
云南省部分校2023-2024学年高一下学期月考联考数学试题河南省南阳市2023-2024学年高一下学期5月阶段检测考试数学试题重庆市四川外国语大学附属外国语学校2023-2024学年高一下学期期中考试数学试题(已下线)专题01 向量基底、四心及其应用(1)-期末考点大串讲(苏教版(2019))
名校
解题方法
9 . 已知平面向量
,
,
,则下列说法正确的是( )
![](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)
A.![]() |
B.若![]() ![]() ![]() ![]() |
C.![]() |
D.若![]() ![]() ![]() |
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2024高一·全国·专题练习
名校
解题方法
10 . 若
是
所在平面内的一点,且满足
,则
的形状为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6aa00853330ee967b89073a4f21687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.等边三角形 | B.等腰三角形 | C.等腰直角三角形 | D.直角三角形 |
您最近一年使用:0次