名校
1 . 如图,在
中,
为
内一点,
,
,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5745e2dc1d5308872c68ae932cd13ffa.png)
___________ .
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/35588bf5-e7fa-4363-af8b-18114863f3f9.png?resizew=142)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9b0d3cf342e065b4c8e21443bfbfbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9641d01140939c44450bf39773272af6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5745e2dc1d5308872c68ae932cd13ffa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/35588bf5-e7fa-4363-af8b-18114863f3f9.png?resizew=142)
您最近一年使用:0次
2021-05-28更新
|
445次组卷
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2卷引用:新疆维吾尔自治区2021届高三年级第二次诊断性测试数学(文)试题(问卷)
2 . 已知复数
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffa7a223e322c0960b945fd6e5d5a39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
您最近一年使用:0次
2021-05-28更新
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767次组卷
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4卷引用:新疆维吾尔自治区2021届高三年级第二次诊断性测试数学(文)试题(问卷)
新疆维吾尔自治区2021届高三年级第二次诊断性测试数学(文)试题(问卷)(已下线)第三章 数系的扩充和复数的引入【专项训练】-2020-2021学年高二数学(文)下学期期末专项复习(人教A版选修1-2)第七章 复数(单元测试)-2022-2023学年高一数学同步精品课堂(人教A版2019必修第二册)(已下线)第12章 复数 单元综合检测--《重难点题型·高分突破》(苏教版2019必修第二册)
3 . 若函数
满足当
时,
,当
时,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92682840e2a230de346562b2032f8adb.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87a03a1d07b9f3708dcc2cbd98dbd52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0f5b66c7001506bfe0ad6de24e012e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92682840e2a230de346562b2032f8adb.png)
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名校
4 . 若复数
为虚数单位
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4ffa7f004ae66c47d820248818811d5.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054a58dddb39bece6e8f29214b1737a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4ffa7f004ae66c47d820248818811d5.png)
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2021-05-14更新
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373次组卷
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4卷引用:新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(文)试题
新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(文)试题重庆市南开中学2021届高三五模数学试题(已下线)专题03 数系的扩充与复数-2020-2021学年高二数学下学期期末专项复习(苏教版选修2-2、2-3)四川省自贡市富顺第二中学校2021-2022学年高二下学期5月月考数学(文)试题
5 . 某居民2015年至2020年家庭年平均收入
(单位:万元)与年平均支出
(单位:万元)的统计资料如下表所示:
根据统计资料,居民家庭年平均收入的中位数是
,家庭年平均支出的平均数为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
年份 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
收入X | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
支出Y | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
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6 . 设
表示不同平面,
表示不同直线,则以下命题中,正确的命题是__________ (填写正确命题的序号)
①若
,则
;
②若
,则
或
;
③若
,则
;
④若
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc095ece82f6f97fc6b102dfe2c7c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697abb1b1c1d9f92694683fef5ef2e7f.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccc83414d6e9edec684acc0dbe96c7b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed46d008677474856179db7fa6160d26.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5cebdeb00525ba417e92134164ba9d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daac3b69009a27d28fa04fd88c9bb102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1754786a3367aca3da18ee3316e5b968.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a690f21bed2f64009d4b2a7b62b7016f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e380108ba2cf04e68a5a9393d2b921c.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ef1c07068d5a40c3868609949bf449e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dedfa42c16dd0aefa2928a6e41f3dba.png)
您最近一年使用:0次
2021-05-13更新
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538次组卷
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3卷引用:新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(文)试题
新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(文)试题新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(理)试题(已下线)NO.3 练悟专区——客观题满分练(一)-2022年高考数学二轮复习讲练测(新教材·新高考地区专用)
解题方法
7 . 在椭圆
中,
为长轴的一个顶点,
为短轴的一个顶点,
分别为左,右焦点,且满足
,则离心率![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ce2b47812fce4b17fd813d0e4cce21.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad36e15240bd3499dc70befc4a8f253c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ce2b47812fce4b17fd813d0e4cce21.png)
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2021-05-13更新
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223次组卷
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3卷引用:新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(文)试题
新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(文)试题新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(理)试题(已下线)第十一章 圆锥曲线专练4—椭圆的离心率-2-2022届高三数学一轮复习
名校
8 . 已知复数
满足
为虚数单位
,则
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/626976da6d63ad792edb797509c9a26c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
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2021-05-13更新
|
460次组卷
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3卷引用:新疆维吾尔自治区布尔津县高级中学2021届高三三模数学(理)试题
9 . 已知抛物线
的焦点为
,
为
上一点,以
为圆心,
为半径的圆交
的准线于
,
两点,若
,
,
三点共线,且
,则抛物线
的准线方程为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a477603f3f88c3b48352b6130f9ad5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f09521f83d92b5f6942d56c37a0128.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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名校
10 . 求曲线
与直线
,
和
轴围成的区域的面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f3f2e13d536432bc8b87990eee3688.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2021-05-10更新
|
532次组卷
|
3卷引用:新疆维吾尔自治区2021届高三三模数学(理)试题
新疆维吾尔自治区2021届高三三模数学(理)试题四川省叙永第一中学校2024届高三上学期数学(理)“一诊”模拟测试(二)试题(已下线)考点13 定积分与微积分基本定理-备战2022年高考数学(理)一轮复习考点帮