解题方法
1 . 已知复数
,
(i为虚数单位).
(1)当
时,求复数
的值;
(2)若复数z在复平面内对应的点位于第三象限,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cf91e13e32d8577de4be416e4e797ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c24ecf9e59082e563372b12981d03fe.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf249b929f874c50db38f178cda273ce.png)
(2)若复数z在复平面内对应的点位于第三象限,求m的取值范围.
您最近一年使用:0次
2 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9222a8c9a0881510a6718cee01e9ec4.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3cb32c890f503ef890ada0e6878914d.png)
您最近一年使用:0次
3 . 计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/540faead631e46c140dbf801d4bbb2f3.png)
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/540faead631e46c140dbf801d4bbb2f3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3162bcbc99990830412ba0f2bffb185.png)
您最近一年使用:0次
解题方法
4 . 实数
取什么数值时,复数
分别是:
(1)实数?
(2)纯虚数?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39140ea6e8a58c775882c6c5200a90aa.png)
(1)实数?
(2)纯虚数?
您最近一年使用:0次
2023-10-14更新
|
485次组卷
|
5卷引用:新疆五家渠市兵团二中金科实验中学2022-2023学年高一下学期期末考试数学试题(二)(问卷)
新疆五家渠市兵团二中金科实验中学2022-2023学年高一下学期期末考试数学试题(二)(问卷)(已下线)第七章 复数(单元综合测试卷)-【寒假自学课】(人教A版2019)(已下线)专题05 复数的概念(五大考点)-【寒假自学课】(人教A版2019)(已下线)第七章 复数(知识归纳+题型突破)-单元速记·巧练(人教A版2019必修第二册)(已下线)10.1.1 复数的概念-【帮课堂】(人教B版2019必修第四册)
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)
您最近一年使用:0次
名校
6 . 设复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eefc5bb4f86b482d2119ea13ce3db4e.png)
(1)若
是纯虚数,求实数
的值.
(2)若
在复平面内对应的点位于第二象限,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eefc5bb4f86b482d2119ea13ce3db4e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-08-06更新
|
90次组卷
|
2卷引用:新疆阿拉山口市中学2023-2024学年高二上学期开学考试数学试题
7 . 计算
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c93f605a953bda566b322d93a8508d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e856ce54044fdf4d4f9f909256edab3a.png)
您最近一年使用:0次
2023-08-01更新
|
251次组卷
|
2卷引用:新疆博湖县奇石中学2022-2023学年高一下学期期末考试数学试题
8 . 已知复数z满足
,i为虚数单位.
(1)求复数z的共轭复数;
(2)若
,且复数
的模不大于复数z的模,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a6f96bdf53960d6b67fe149e90656da.png)
(1)求复数z的共轭复数;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf9669fee7375496aae7f82a5ea74cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
9 . 计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff1168ea77831e2eb0eb560945aac560.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff1168ea77831e2eb0eb560945aac560.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f007aecd94fce5f65ab31b0798c8a6d4.png)
您最近一年使用:0次
名校
解题方法
10 . 已知复数
.
(1)当
,求
的值;
(2)若
为纯虚数(
是
的共轭复数),求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a115d79a382dc61abe7cf257895ccf9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3b011c74f577fc1ad80ce79715de572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d8b3f66119c2ce542984d12eb2b6b77.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aac41e358ce240d4812934635788155.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fcfebd9f5a57036e6df6b6e14865da3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-06-16更新
|
510次组卷
|
4卷引用:新疆维吾尔自治区伊犁州华伊联盟十校期中联考2022-2023学年高一下学期4月期中考试数学试题