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1 . 关于复数z,下面是真命题的是( )
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() |
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6卷引用:湖北省黄冈市浠水县第一中学2023-2024学年高一下学期期末质量检测数学试题
2 . 已知复数
,其中
,
是虚数单位.
(1)若
,求
与
的值.
(2)设复数
在复平面上对应向量分别为
,若
且
,求
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1420b03848698758025889719615a4d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cefc726333eac41456b3a2e0f61a9e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b196d2aa5d75732abd06e07ec69e65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(2)设复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d860cb86e1467ac24010aecfc7a425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a5cdedb6f4384fda29fb4508ba6fcc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcbf8cf890e1bab18f37152ef5da7dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a49389cacef6b5b8c536eb8c51d087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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解题方法
3 . 已知复数
且
,其中
为虚数单位,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70b75b57cb1a7c1756d713c09ef52bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9de59a6da1ee210ccf04651ae53275dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
A.-4 | B.-3 | C.-2 | D.0 |
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解题方法
4 . 已知复数
,
,并且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b710ef8c39d3ba74e032a8b7859184.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade65f4eaf30887ba87b0310700fb64a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7d88fb1d50ed3bb45a8d62180196da3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9de59a6da1ee210ccf04651ae53275dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b710ef8c39d3ba74e032a8b7859184.png)
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5 . 现定义“
维形态复数
”:
,其中
为虚数单位,
,
.
(1)当
时,证明:“2维形态复数”与“1维形态复数”之间存在平方关系;
(2)若“2维形态复数”与“3维形态复数”相等,求
的值;
(3)若正整数
,
,满足
,
,证明:存在有理数
,使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9dc4e868a310c371ff88075d8a966a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef9d830212489b316bb052455098108e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc8299790d98621b87e73212a2ebb91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/905dd10639c9fef5ef8d66a124756140.png)
(2)若“2维形态复数”与“3维形态复数”相等,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c136aaf9b5dedec254a92ce302f4a70c.png)
(3)若正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94742ebbb028c50d7a58e3e8f4ab329c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35490c12e57ecd91af9934cb17b5c927.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed110fbfeb14003270a1039ba174d0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f02f2606180ffeda602ff9ae747af6f.png)
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解题方法
6 . 已知
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/456850186d6f0d391cba0246a9de1f8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3卷引用:云南省大理市2023-2024学年高一下学期6月质量检测数学试题
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7 . 已知复数
,下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be94c746ea0cb4834e5295672e229a4.png)
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() ![]() | D.若![]() ![]() |
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5卷引用:安徽省六安第一中学2023-2024学年高三下学期期末质量检测卷(二)数学试题
安徽省六安第一中学2023-2024学年高三下学期期末质量检测卷(二)数学试题江苏省苏锡常镇2024届高三下学期教学情况调研(一)数学试卷(已下线)第七章:复数(新题型)-同步精品课堂(人教A版2019必修第二册)2024年贵州省观山湖第一中学高一年级第二学期5月月考数学试题甘肃省武威第六中学2023-2024学年高二下学期第二次阶段性考试数学试卷
解题方法
8 . 已知复数
满足
(
为虚数单位),且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5d88382b997e24ecde1e528600e14e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f32c241a1b97713333e7e8f0962503f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061b878f4e056cf5be4ae842694e2f07.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 若
(
,
为虚数单位),则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/908f411d3ddd9e91381f317a8fe6af2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8099ecf9258e22286233b79f36f5c086.png)
A.2 | B.![]() | C.3 | D.![]() |
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解题方法
10 . 设
,
为虚数单位.若集合
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/334cc36fade27a74eda543f538f10ca2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc58724ae332fef5a19ed8370939916a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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6卷引用:专题04 复数的概念与运算-《期末真题分类汇编》(江苏专用)
(已下线)专题04 复数的概念与运算-《期末真题分类汇编》(江苏专用)江苏省南通市海安高级中学2024届高三下学期开学考试数学试题江苏省南通市海安市2023-2024学年高三上学期期初学业质量监测数学试题江苏省扬州市高邮市临泽中学2024届高三下学期一模模拟数学试题(已下线)模块一专题4《复数》讲(已下线)模块一专题6《复数》 【讲】(苏教版)