1 . 过点
,且以
为法向量的直线的点法向式方程为_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98e5cf0973c93007ac0fffa0ef07bf4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c376d53ace3bcd028606d8726d8cbf0b.png)
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2 . 与向量
垂直的单位向量为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f40cc503e7598d447141df79b59e2d0a.png)
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3 . 设向量
,
,若
,则实数
=___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a09f2e06d95791e772bd902dc693f10e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7e7d45b34339af42c78260ca29f3af8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/379295ba6f28579673e82b4811486e70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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3卷引用:上海市嘉定二中2019-2020学年高二上学期10月月考数学试题
4 . 在
中,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1142176aeceb3e9327d15063ce3fa6de.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa8cee7d2463f6f7d352e8b65f47cf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69550d878381f6e8fb436e88638f070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1142176aeceb3e9327d15063ce3fa6de.png)
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3卷引用:上海市金山中学2019-2020学年高二上学期9月月考数学试题
5 . 已知向量
且
则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6c393e1b56089d4b91dc1c7a9007c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb8e72373e1558ebd53ccf31f1fd7b7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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2卷引用:上海市建平中学2018-2019学年高二上学期期末数学试题
6 . 若
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a8c397f920c1d8796b5f4d7a2618e58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86e7b81358e49ad82d5afb69025c1230.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67241f714566addd4cd5ee390e770cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
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7 . 已知两个不同向量
若
则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d33c8718e5b191bb920847d14901bb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20f46bd1f69d72da8d1e76245b3dc99f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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2卷引用:上海市嘉定区第一中学2018-2019学年高二上学期期中数学试题
名校
8 . 已知
中
,且
,则
的取值范围是__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d034c01d2dc067d3cac5fae15ffcd6e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/898d901e6a90edf9f381e93bef677377.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f4ccd068d25bcab2591e70617eb6113.png)
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9 .
、
、
是平面上不共线的三点,向量
,
,设
为线段
垂直平分线上任意一点,向量
,若
,
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/6942bd9fc5d090de0cfad7022aa32f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84cc63e33fe47da2704cff57d148dde0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1422cbcdbd42cf63e73f32f9cedc1e26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22bb659c745297ad46a35afd65e5a8d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2732049cec3ec12b1cbaed818b22e7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22cd5693b7f123993cc4879befc845ea.png)
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10 . 已知
,且
,
与
的夹角
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02c4a5ad4b595f21dc338a2b8e85d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1e4b8a97dc6396b38f5ab30246a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/969604545902c9a66549a4a44ec3a3c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ab17fd4247cdd710c363d5d3fbc5bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
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2019-11-13更新
|
477次组卷
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3卷引用:上海市丰华中学2018-2019学年高二上学期期中数学试题