名校
1 . 如果复数
满足
(
为虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a176cfc17acf73eba234dfccadd8f1e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0bb130fefdcd5da2d0d123c5f36e582.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a176cfc17acf73eba234dfccadd8f1e.png)
您最近一年使用:0次
2023-06-28更新
|
238次组卷
|
2卷引用:上海市敬业中学2021-2022学年高一下学期期末数学试题
2 . 已知复数
,则z的共轭复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/136168d1c60b731157b748c1db64e022.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
您最近一年使用:0次
3 . 已知复数
,满足
(
表示
的共轭复数),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bafa9e260622237a9fb6f8095cb94eff.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5833f530ccb84ec4c2485d85dff61e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56e77f730a792ca81a823b13e2ca75d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7d025e0752f05a625687e460291a19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9dc4e868a310c371ff88075d8a966a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bafa9e260622237a9fb6f8095cb94eff.png)
您最近一年使用:0次
2022-12-16更新
|
241次组卷
|
3卷引用:上海市甘泉外国语中学2021-2022学年高一下学期期末数学试题
上海市甘泉外国语中学2021-2022学年高一下学期期末数学试题第七章 复数(A卷·基础提升练)-【单元测试】2022-2023学年高一数学分层训练AB卷(人教A版2019必修第二册)(已下线)模块二 专题4《数列》单元检测篇 B提升卷(北师大2019版)
4 . 设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/650e7b84b62060c5e3cc8ec27f1bc94e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
您最近一年使用:0次
5 . 已知
是关于
的方程
的两个虚根,
为虚数单位.
(1)当
时,求实数
的值.
(2)当
,且
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d860cb86e1467ac24010aecfc7a425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/858c86aa37c8325c689e291f00661fd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02d67958860e23821f05be627e8c4b30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f96c580c8dcb66b8410da31772ed6635.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
名校
6 . 若复数
满足
(
为虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87ddcbd08007a3ff9f26afdc06ad3ca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
您最近一年使用:0次
2022-12-09更新
|
415次组卷
|
3卷引用:上海市朱家角中学2021-2022学年高一下学期期末数学试题
名校
7 . 已知复数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545141bbe7cc66d18946a129179d8df1.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d971e248bd035650f7fc77adaea2ba1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545141bbe7cc66d18946a129179d8df1.png)
您最近一年使用:0次
2022-12-06更新
|
271次组卷
|
2卷引用:上海市金山中学2021-2022学年高一下学期期末数学试题
名校
解题方法
8 . 已知复数
为虚数单位.
(1)若
是关于
的实系数方程
的一个复数根,求
的值;
(2)若
为实数,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce3fb131daa38dfae242a5e3dae8609.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59125f53697dc823d2eddacefc2b54b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1721fca487716a0b4d22b32f4aa7e2af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
9 . 对于任意的复数
,下列说法正确的是______ (写出所有正确的序号).
①若
,则
;
②
;
③
;
④若
,则
是纯虚数;
⑤若
是某个实系数一元二次方程的两个虚根,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d860cb86e1467ac24010aecfc7a425.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e37c64fc12b438809bc6d723f359cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/063fc82b8f5c123f1fbf572ce4cdf062.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ee13e885b9f86ec0dee797879715f54.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7413c778d8a64ea2bc17716295d70c69.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccf6447fbd505e99c8913444f46f56c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e34b88f343ca5a4c29057465541b9cf4.png)
⑤若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d860cb86e1467ac24010aecfc7a425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46fb5554ce2e3902632dcdf80d9f7093.png)
您最近一年使用:0次
名校
解题方法
10 . 已知复数
,设复数
分别对应复平面上的点
.定义复数
.
(1)若
,求
;
(2)当点
在线段
上运动时,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb87ded8e34449c0edf12bdd7a6fe49a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2da6d7e738173d529a3a65aa490b318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4bf60d5d2f46823cfdc190a18e534c2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2abac63589c1b1aa2667a36ad94e0120.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595044a7750ab4f84519041979c3d780.png)
(2)当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6a3964a10b8643c1269fc8afef75c5a.png)
您最近一年使用:0次
2022-11-30更新
|
913次组卷
|
7卷引用:上海市控江中学2021-2022学年高一下学期期末数学试题
上海市控江中学2021-2022学年高一下学期期末数学试题(已下线)9.1 复数及其四则运算-同步精品课堂(沪教版2020必修第二册)(已下线)专题03 复数-《期末真题分类汇编》(人教A版2019必修第二册)(已下线)7.2 复数的四则运算2-2022-2023学年高一数学《考点·题型·技巧》精讲与精练高分突破系列(人教A版2019必修第二册)(已下线)第七章 复数(基础、典型、易错、压轴)分类专项训练(2)(已下线)专题03 与复数有关的压轴题-【常考压轴题】(已下线)专题11+复数的四则运算(2)-《重难点题型·高分突破》(人教A版2019必修第二册)