一、单选题(共5小题)
A.(x+1)2+y2=1 | B.(x﹣1)2+y2=1 |
C.x2+(y﹣1)2=1 | D.x2+(y+1)2=1 |
【知识点】 与复数模相关的轨迹(图形)问题解读
![](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/b472851226f3d7a0271071ceb5b8bd66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06fdb5636becdd242a4ba4a71c1cf4ea.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 复数代数形式的乘法运算解读 共轭复数的概念及计算解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36f0c3d0a6a5dc7df5d56270c8d7d2f5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 复数的坐标表示解读 复数代数形式的乘法运算解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6ffee10662dedba7d3c9188e5247d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724f9a77bc87c76cac4303d9c486365d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
二、填空题(共5小题)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8e801ce8cffbd1ce2af88716124543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a79a33a83a7ba57a34b5093d1d1d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
【知识点】 复数的坐标表示解读 与复数模相关的轨迹(图形)问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87394b2c455c98dd3ee61b606b9c3fff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5846e7c317f82ad9994579a5c4ccb68.png)
【知识点】 与复数模相关的轨迹(图形)问题解读
【知识点】 求复数的模解读 复数加减法的代数运算解读
三、解答题(共5小题)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/920a19babd05d761776287a6a4486d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若复数z为纯虚数,求实数a的值;
(2)若复数z在复平面内对应的点在第二象限,求实数a的取值范围.
【知识点】 已知复数的类型求参数解读 根据复数对应坐标的特点求参数
(1)求复数z;
(2)设a∈R,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12c7ff5a93544cf8b148ab14d27ef52f.png)
(Ⅰ)求z12;
(Ⅱ)若|
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55ffa08ed6ed096422af6ff471c569c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f4b34bf5f4e8053206ee4eda2247f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c06eeeb236363e58bda180d5aa71cc70.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
(2)设
![](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/3a07cea33e44116b4da3065521af0d54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)