名校
1 . 已知复数
,
.
(1)若
是纯虚数,求
的值;
(2)若
在复平面内对应的点位于第二象限,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50eb8584a1e7ce876d4a779f0375807b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cad1818490526d558c914a1938becc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
2 . 已知
,复数
,
.
(1)若
在复平面内对应的点位于第三象限,求
的取值范围;
(2)设
为坐标原点,
,
在复平面内对应的点分别为
,
(不与
重合),若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fda808ebe725c24f0b1f7d790aaf200.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d085203812c129ac493d9c7e6b9cf583.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e4e2b866b0043a32fc78326553841d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc11e7549cfce9220e70250ac943e457.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59e966962fbf11e9d06b61a64099dbde.png)
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2024-04-30更新
|
315次组卷
|
3卷引用:山西省长治市上党区第一中学等校2023-2024学年高一下学期4月期中联考数学试题
山西省长治市上党区第一中学等校2023-2024学年高一下学期4月期中联考数学试题河北省邯郸市2023-2024学年高一下学期4月期中联考数学试题(已下线)第5章:复数章末综合检测卷(新题型)-【帮课堂】(北师大版2019必修第二册)
名校
3 . 在复数范围内有关于
的方程
.
(1)求该方程的根;
(2)求
的值;
(3)有人观察到
,得
,试求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8646eaa05bfde39d27813c301a076420.png)
(1)求该方程的根;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf28709646fb7adb79ab60c97b623e0d.png)
(3)有人观察到
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ce96dddeff5a94eabe543d2be0a05b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5c6b89b69721e00cdfb30bef61a4916.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9706ae3b64a22a2158e658a850e7d27.png)
您最近一年使用:0次
名校
解题方法
4 . 已知复数
,
为z的共轭复数,且
.
(1)求m的值;
(2)若
是关于x的实系数一元二次方程
的一个根,求该一元二次方程的另一复数根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbd871c1189b31a00b29fef83e2d6ddd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0b679c269cd0013771c422c37f21887.png)
(1)求m的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f7df653e258933dfd4d9a892a1f71f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1146110d4382c714c10de00dd1273b7f.png)
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2023-11-03更新
|
1282次组卷
|
16卷引用:江西省抚州市黎川县第二中学2023-2024学年高三上学期期中检测数学试题
江西省抚州市黎川县第二中学2023-2024学年高三上学期期中检测数学试题(已下线)模块一专题4《复数》单元检测篇A基础卷 (已下线)模块一专题6《复数》单元检测篇 A基础卷(苏教版)江苏省徐州市普高联考(求实高中等)2023-2024学年高三上学期测评(三)数学试题河南省新乡市普高联考2023-2024学年高三上学期测评(三)数学试题7.2.2复数的乘、除运算练习(已下线)第06讲 复数的四则运算-【寒假预科讲义】(人教A版2019必修第一册)(已下线)专题06 复数的四则运算(六大考点)-【寒假自学课】(人教A版2019)(已下线)第七章:复数-高一数学同步精品课堂(人教A版2019必修第二册)(已下线)第七章 复数 单元复习提升-数学单元速记·巧练(人教A版2019必修第二册)(已下线)7.2.2 复数的乘、除运算(分层练习)-【上好课】(已下线)12.2 复数的运算-【帮课堂】(苏教版2019必修第二册)(已下线)第一次月考解答题压轴题十六大题型专练(2)-举一反三系列(人教A版2019必修第二册)(已下线)专题12.1复数的概念及运算-重难点突破及混淆易错规避(苏教版2019必修第二册)山西省运城市康杰中学2023-2024学年高一下学期第一次月考(4月)数学试题(已下线)7.2.2复数的乘、除运算——课后作业(巩固版)
5 . 已知
为虚数单位,计算下列各式.
(1)
;
(2)
;
(3)
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/116ef9021dca29abce645e79e2dafe1b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f06d9364fcfebf1cef3ea4f7de96f3fd.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45d236ee3c0339d96ab12964cd3f4a3f.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9b1cfa96b98ae69213b997bf6c8113.png)
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6 . 计算:
(1)
;
(2)
.
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a1520073ca80aac85c2cd316677cc22.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30457144143860c7d0abec18e1ad875c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3588f27bb8a646af8d4de61217f6a22.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3162bcbc99990830412ba0f2bffb185.png)
您最近一年使用:0次
7 . 计算:
(1)(1+2i)+(7-11i)-(5+6i);
(2)
;
(3)
.
(1)(1+2i)+(7-11i)-(5+6i);
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea313640c6ffe494a7d2e3b6037a260e.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/229719e1c3ed7a56e342439f02c1f300.png)
您最近一年使用:0次
名校
解题方法
8 . 已知复数
,复数
,
(1)若
,求实数
的值;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19067a40926e31d77ee4cb1293be6e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab15cfa691e78c4caf7d23046df9eca.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/672ddb41fe987078cb16566a3bafa964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6da4e6752d8c8a0705194f2b2f16ab5d.png)
您最近一年使用:0次
名校
9 . 已知
,复数
在复平面上对应的点分别为
为坐标原点.
(1)求
的取值范围;
(2)当
三点共线时,求三角形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a50e39793c6a196a79e4495fff2fe708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b7cf7c69095177cd76aaf9b8d404a8b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b87e8cdf5716e8c4aa29de4d4bd6d7b6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e30c0a5c92f50dce1f7624709950ff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a77343ecde1c2665df291761b6563.png)
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2023-06-19更新
|
314次组卷
|
5卷引用:河南省焦作市博爱县第一中学2023-2024学年高三上学期期中数学试题
河南省焦作市博爱县第一中学2023-2024学年高三上学期期中数学试题上海市闵行中学2022-2023学年高一下学期期末数学试题(已下线)第七章 本章综合--方法提升应用【第三练】“上好三节课,做好三套题“高中数学素养晋级之路(已下线)第9章 复数(单元测试卷)-同步精品课堂(沪教版2020必修第二册)(已下线)9.2 复数的几何意义-同步精品课堂(沪教版2020必修第二册)
10 . 关于复数
(
为虚数单位),有下列四个命题:①
;②
;③z·
=4;④z+
=|
|;且上述四个命题中只有一个是假命题.
(1)请问假命题是哪一个,并求出复数z;
(2)设复数z1、z2满足
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b40b6895776e0807c2baecbc8f33a8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f778d6cbf88981235468cac8939777a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5742b2684d00be50a66e01c9acb6b51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
(1)请问假命题是哪一个,并求出复数z;
(2)设复数z1、z2满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74ae7aec61e72dc5061d7ed6189b11bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce9f547fc3eece11fa6a50fbc7463c78.png)
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