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1 . 为研究高中生的性别与是否喜欢数学课程之间的关系,运用
列联表进行检验,经计算
,参考下表,则认为“性别与喜欢数学有关”犯错误的概率不超过______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b72fcdc709e77910cd36a26369648b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21a4f48a10fac985cdacada6957853a8.png)
![]() | 0.100 | 0.050 | 0.025 | 0.010 | 0.001 |
![]() | 2.706 | 3.841 | 5.024 | 6.635 | 10.828 |
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2 . 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)
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解题方法
3 . 若复数
为虚数单位)为纯虚数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3cadf9816096e03d4ab3bbd1822e005.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a59742de1081cb2361ebb03f8ae45c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3cadf9816096e03d4ab3bbd1822e005.png)
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4 . 在复平面内,复数
对应的点Z的坐标为________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56e951f086d8b0f8459878656eb29274.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
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5 . 复数
的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93cf57c1fb5093d920f282e08cd3d924.png)
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6 . 设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/642138902a573e99299e5377ca432c17.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783a2b63ef87c379f36227db98b715ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/642138902a573e99299e5377ca432c17.png)
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7 . 已知三个复数
,
,
,且
,
,
,
所对应的向量
,
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/0a67a742d2a43e907fb1c3a1bdf1d6a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db439eae71afd7b462a07c61d3861330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbb7982e6e8af1887c360ac901143840.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/a30deb1f343048675b9b231620369668.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1640d3fff861f45c5eb4019943b000f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/342546266d9cfe028e7f471b96e92212.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17a57d4e598f772b9cbebd54d153289.png)
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3卷引用:四川省平昌中学2023-2024学年高一下学期第二次月考数学试题
8 . 已知复数
满足
,则
的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7f49c6878660ae6eafa197c157632f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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解题方法
9 . 已知复数
,
(
),且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11df2383c01777befb858b66ba99fca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b9d791542d5f0800efce0fd0626f9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b586fb1043595a3dc45e21e3497dea13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f376987ceb973ac9d913c365a91c428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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2卷引用:河南省南阳市2023-2024学年高一下学期5月阶段检测考试数学试题
10 . 已知复数
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/3824fd90005ffdcedfb5ebcca1ff8fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41813be61104fce7a33368d0a4429651.png)
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