2023高二·全国·专题练习
1 . 化简:
=________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d4ab5e1ec392102cd28d9c4f7b4b31a.png)
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2023高二·全国·专题练习
2 . 已知非零向量
,
不共线,如果
,
,
,那么下列结论正确的是( )
![](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/44a932fca4d0861a21e9fb2b798ed8d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/994ce687a119b12124ec01cc71b6ade1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c73fcef95d1515352b6c4dec5ab4401.png)
A.A,B,C,D四点共线 |
B.A,B,C,D四点共面 |
C.A,B,C,D四点不共面 |
D.无法确定 |
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3 . 已知
,
,
,若
,
,
共面,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b820ad4387bde0f3ee0fd2de120fb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebdbd9fa69a40ce2d95288c8ef9eae61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8836edbabc6d2dacef5738e8eedb1027.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
A.![]() | B.9 | C.![]() | D.3 |
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2023-10-15更新
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1339次组卷
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8卷引用:广东省广州市一中2023-2024学年高二上学期10月月考数学试题
4 . 如图,已知平行六面体
,化简下列各式:
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3da8c338342e38c9aa3f274c053fd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998d04770c48528b3f5bfc696c431c04.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/672f91c1b0fecf4ed9bff8b59d2ae5e9.png)
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2023-10-05更新
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348次组卷
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2卷引用:湘教版(2019)选择性必修第二册课本例题2.2空间向量及其运算
5 . 如图,在正方体
中:
(1)向量
,
,
与向量
相等吗?
(2)向量
,
,
与向量
是相反向量吗?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3da8c338342e38c9aa3f274c053fd5b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/22/c6db8bf0-c56e-43e0-8fe9-4e14ed822bfa.png?resizew=183)
(1)向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c085dbb9d78aef7d81c3f4d6855f067b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecb94640ab11447c26a9c4f272ba192d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d4fa5c4e757e3ec8cabdd0c0b76757c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
(2)向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f50b1a1eae83ac96d192d3d82155f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc1070a28cb9cb8553c29747d1993b16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/083a20abb668d4c26fe5039bd108b40a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecb94640ab11447c26a9c4f272ba192d.png)
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6 . 如图,
是四面体
的棱
的中点,点
在线段
上,点
在线段
上,且
,设向量
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c923515fe2bcfa56a05014fd5cca17b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a8d49bf33e578b25811e22e26dbf584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee477d164d38ff067fc4ce342cf6d380.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/14/b2b85a81-6da0-4d45-b8cb-76de63e367da.png?resizew=146)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-09-28更新
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422次组卷
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3卷引用:第1章 空间向量与立体几何单元测试基础卷-2023-2024学年高二数学上学期人教A版(2019)选择性必修第一册
(已下线)第1章 空间向量与立体几何单元测试基础卷-2023-2024学年高二数学上学期人教A版(2019)选择性必修第一册湖北省恩施州巴东县第一高级中学2023-2024学年高二上学期第一次月考数学试题安徽省安庆市岳西中学2023-2024学年高二上学期10月月考数学试题
7 . 设
是空间中任意一条线段,O是空间中任意一点,求证:M为
中点的充要条件是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f55c963b00ebf4da2e233283b3654fe.png)
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8 . 如图所示三棱锥
中,O为
的中点,化简
,并在图中作出表示化简结果的向量.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8572805fb92aa4512e5a497d95e2ee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/19/cc6f79b3-e197-4acc-8f8c-e3eb867eb6a9.png?resizew=135)
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9 . 如图所示,已知斜三棱柱
中,
,在
上和
上分别有一点M和N,且
,其中
.求证:
,
,
共面.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7daa303125d656565a0047cfdfe65d4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ae28f67e6f7346744ba73193e00b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca31c862890af181c5603111a77c970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a014dff8997c661055229de29c61cfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/18/38472757-e0ed-46c6-be59-87bd32db3fe6.png?resizew=157)
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2023-09-17更新
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132次组卷
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2卷引用:人教B版(2019)选择性必修第一册课本例题1.1.2 空间向量基本定理