名校
1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf6ad1595b70b4ed251f0b46e68b4ca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfec00a7c1ce91dabbe786943f7f0673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 如图,四边形
的斜二测画法直观图为等腰梯形
.已知
,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d609847e2ff3d64e5a514582c3ead0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e719b42d66379fcdb027f8006af1918e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83fadd1be23e78617216b781c1d58bd3.png)
A.![]() |
B.![]() |
C.四边形![]() ![]() |
D.四边形![]() ![]() |
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3 . 已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e092d312c29f61e4bdc544593c18bbec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a60bcbb24ca9c23a262bd59fb7b2dc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 下列说法正确的是( )
A.若![]() ![]() ![]() | B.若![]() ![]() |
C.对任意非零向量![]() ![]() | D.零向量没有方向 |
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7日内更新
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3卷引用:福建省部分优质高中2023-2024学年高一下学期第二次阶段性检测数学试题
福建省部分优质高中2023-2024学年高一下学期第二次阶段性检测数学试题广东省广州市实验外语学校2023-2024学年高一下学期期中考试数学试卷(已下线)必考考点1 平面向量的运算 专题讲解(高一期末考试必考的10大核心考点 )
名校
5 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5a0b53518446147d4ceb54d1067c9b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e34f479a02e673234e7d0cca683b521c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() ![]() | B.![]() | C.![]() | D.![]() ![]() |
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6 . 已知复数
满足
(
是虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1670bf25e31eb1e929b583872a3981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
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7 . 已知非零复数
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f58015e0a71cf2e04ceb8503424b3cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1569ec41449465003d9f792ae9b12294.png)
A.1 | B.![]() | C.![]() | D.![]() |
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解题方法
8 . 已知随机变量
服从正态分布
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552595efb8eb89a970a1abbb0c955cca.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b204a6f61bd3e1085c3d50720c109561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fe0171a0d4874966a49a88a702f25b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552595efb8eb89a970a1abbb0c955cca.png)
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9 . 计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca81f09e9a1d34577c6dbf743ba3ba9.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca81f09e9a1d34577c6dbf743ba3ba9.png)
您最近一年使用:0次
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解题方法
10 . 设
,其中
为虚数单位,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b90c0bc35dcd020c6f22a9b2b2296ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
A.![]() | B.![]() | C.1 | D.5 |
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