1 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee51c289668f61761090f3a9ff8f6a4.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee51c289668f61761090f3a9ff8f6a4.png)
您最近一年使用:0次
2 . 已知复数
在复平面内对应的点为
,且满足
,
为原点,
,求
的取值范围______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8b9ad2fcfff3dd546c5fdbedfe6238.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba67a21c7f856f3fe01267dfa7e842e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c59f0e35b7ae5206e45878934482b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0edccfab33b208c831aa8c8c460158.png)
您最近一年使用:0次
名校
3 . 复数
满足
(
为虚数单位),则
的共轭复数的虚部是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/573121d4915b463789a431a5bea8cec2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次
4 . 若
,则称
与
互为“邻位复数”.已知复数
与
互为“邻位复数”,
,则
的最大值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e324998566ea6d55f631258adecc42a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ead19903ca4b4a701c535d45c80b114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891103865ff794b8fea1ba88bca7e505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eba1d90e19c71de365da8c29f2b8378.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287d649333df50944eadb8b7612d94df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fba64ec90d6532ff556660abfcfbcb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98c155d5fe70269794831f0c069d4d74.png)
您最近一年使用:0次
名校
5 . 已知复数
,且复数
满足
,则
在复平面内对应的点位于第__________ 象限.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad316d30f407b32b74564c6177723c95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a10de1216740ff1542ddb2968de5832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次
解题方法
6 . i为虚数单位,若复数
和复数
满足
,则
的最大值为___________ .
![](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/749307097f04f834dd3b33276fd66cf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dff9388eee5c812d183b254d13f461b.png)
您最近一年使用:0次
7 . 若复数
,
满足
.且
(i为虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41813be61104fce7a33368d0a4429651.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/db439eae71afd7b462a07c61d3861330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b004c02ad0d4d487eb7623f92d306660.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41813be61104fce7a33368d0a4429651.png)
您最近一年使用:0次
8 . 已知关于
的方程
有四个互不相等的根,若这四个根在复平面上对应的点共圆,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34d26154aeb0a3a04910123aec2919a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
9 . 设
为复数,则下列命题正确的有_______ .(将全部正确的序号填在横线上)
①若
,则
②若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a7977d7239c13e044382d3bdc9ab015.png)
③若
,则
④若
,则
或![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6afae33365a8ae1103215ce5c15f0bd4.png)
⑤若
且
,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be94c746ea0cb4834e5295672e229a4.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d30afe512997398cb2512d0462fdde7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37415281fdd270f4c12d700a30ee41d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94e29a3e6d968622d192af63ae2f1fa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a7977d7239c13e044382d3bdc9ab015.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e37c64fc12b438809bc6d723f359cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/063fc82b8f5c123f1fbf572ce4cdf062.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4fb4f555f276487d6b5161432a267ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2695835f92683ba5df97d630362d9323.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6afae33365a8ae1103215ce5c15f0bd4.png)
⑤若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/045c77d48c87794550c6a29e170d066d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbabf40571217de096d5974d11a3d0f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5262541a2107c9874b8d84945b9a8523.png)
您最近一年使用:0次
10 . 已知
(
为实数)为纯虚数,则
的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d17decea6aec9b36bb3a684c1200642.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次