1 . 复数
满足:
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41813be61104fce7a33368d0a4429651.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d860cb86e1467ac24010aecfc7a425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2f9fbd4c335cac78f1d1bcfc8e1590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20fbf7104d754f64b30299b555a83b3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895e674e17021ffdea6dbd303aef34e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41813be61104fce7a33368d0a4429651.png)
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2022-09-14更新
|
360次组卷
|
4卷引用:上海市致远高级中学2022-2023学年高二上学期开学考试数学试题
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2 . 已知集合
,
,若
,则b的取值范围是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f6f3873239cf809dd8afcd7aeb78d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/996933fccb98a8a570aeab85fea80e8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
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3 . 若复数
,
,则
的共轭复数的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64769ac22d306921778df8ee37a0fcf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4ba45f70f348a84466ffde581421d48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d865d61a81252faacbcf1d3e6e0e3d07.png)
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2022-09-11更新
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342次组卷
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3卷引用:北京市第五十七中学2023届高三上学期开学考试数学试题
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4 . 设
,由
,
,
,…,
为质数,归纳猜想
为质数.该猜想______ .(选填“正确”或“错误”)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bebdf94b8cf3060e259ae09a886f508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc858b7a95c5006a44067022da09f667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bebdf94b8cf3060e259ae09a886f508.png)
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2022-09-07更新
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110次组卷
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3卷引用:沪教版(2020) 选修第一册 同步跟踪练习 第4章 4.4(2)数学归纳法的应用
解题方法
5 . 若复数z满足
(i为虚数单位),且z为实数,则实数a的值为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deb39da6d3716a1bb72efbea9dce0eb3.png)
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解题方法
6 . 复数
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b1b96f5050de3bc7ae53c7bf0c21e8.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60f543c26ef2de07fb132ba386a8b498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7011cb88ae5475cbb58ec921ce7a2cca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b1b96f5050de3bc7ae53c7bf0c21e8.png)
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7 . 设
(其中
为虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af827939a5b3d6ea691aa20386cec738.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc47fa2717308903d0d8d3de88976b85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af827939a5b3d6ea691aa20386cec738.png)
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2022-09-03更新
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321次组卷
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3卷引用:安徽省宣城市三校2022-2023学年高二上学期期初联考数学试题
8 . 设
,已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28a6127234f0fb99c178b7a9778c1fe7.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22b354e6c7519f6058962733b8eedbbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521252e225de929dfc3f4eb91f43eee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28a6127234f0fb99c178b7a9778c1fe7.png)
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9 . 请写出一个能够说明“若复数
,则
”是假命题的复数:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/452262f21f9a05d43e371fa3f5b126a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76a89495c19be4f58ee3f60940f9765f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
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2022-08-23更新
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291次组卷
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4卷引用:河南省豫西名校2022-2023学年高二上学期开学考试数学试题
河南省豫西名校2022-2023学年高二上学期开学考试数学试题高考新题型-复数云南省2022-2023学年高二上学期8月开学联考数学试题(已下线)7.1.1 数系的扩充和复数的概念 (精讲)(1)-【精讲精练】2022-2023学年高一数学下学期同步精讲精练(人教A版2019必修第二册)
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10 . 已知复数z满足
,则复数z的模为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8b3d5988f333ec94243a8e6bb66bdb9.png)
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2022-08-22更新
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158次组卷
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4卷引用:2016届江苏省清江中学高三下学期周练数学试卷2