1 . 已知复平面上有点
和点
,使得向量
所对应的复数是
,则点
的坐标为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d90526f051cea424d6dda5c2851c48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc1070a28cb9cb8553c29747d1993b16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a4ecbc01377f27f2b180a28ce9e15b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
您最近一年使用:0次
2023-08-02更新
|
318次组卷
|
6卷引用:上海市上海大学附属嘉定高级中学2022-2023学年高一下学期期末数学试题
上海市上海大学附属嘉定高级中学2022-2023学年高一下学期期末数学试题(已下线)9.2 复数的几何意义-同步精品课堂(沪教版2020必修第二册)(已下线)专题01 复数-《期末真题分类汇编》(上海专用)(已下线)第12章 复数 章末题型归纳总结-【帮课堂】(苏教版2019必修第二册)(已下线)5.1.2复数的几何意义-【帮课堂】(北师大版2019必修第二册)陕西省汉中市留坝县中学2023-2024学年高一下学期阶段性学习效果评估(五月月考) 数学试卷
解题方法
2 . 已知
,
,若存在
,对任意
,
恒成立,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/326bddf493e789cc1caef833186a0dc5.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1cee9f0651574d46c8e551a8729ea15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84f334c72fc88bda7f19caeb426ec473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd423a80d5b6fea8753fa1813cfbcc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8db639d8a70fc53c1f1333a066c8e5be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/326bddf493e789cc1caef833186a0dc5.png)
您最近一年使用:0次
名校
解题方法
3 . 设
,
,定义域为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/072e573da15543483b59d09457a12d6c.png)
或
,实数集M中的任意实数a,总存在
,使得方程
无实数解,则集合M可以是( )
①
;②
;③
;④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e0043dcbf1b9c0dc908da80966cc274.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/535aa67c43b1ad2b642102baeefabd7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/072e573da15543483b59d09457a12d6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ac1b4bf7e1783c0c5408f469643e92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8882ed9dd26d43f851cc1b1d77dcd12d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c342d52fc26cc550a45b80756903bee6.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee3c2fd7d9c4175ee174e3279f069d88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ca3f0e2516109ec2eab6d64f9dfc2a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c785b262094648f6be054729461a4f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e0043dcbf1b9c0dc908da80966cc274.png)
A.①④ | B.②③ | C.①② | D.以上皆不是 |
您最近一年使用:0次
名校
4 . 已知A,B,C为圆O(O为坐标原点)上不同的三点,且
,若
,则当
取最大值时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89acc82cb747ff57569b0bcaf68f877d.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed367b88668d973e54bbae632e92c628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9d9e6ae2b22b22796fc2b4a648ae65b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41739aba7b72382ebcaff8f4338da0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89acc82cb747ff57569b0bcaf68f877d.png)
您最近一年使用:0次
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解题方法
5 . 若定义在R上的奇函数
在区间
上的图象如图所示,则
的单调减区间是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe86cace140f2c3588ab115837bbfc9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/23/2d8adf71-5419-4c1f-9c52-7ac2796e931b.png?resizew=189)
您最近一年使用:0次
2023-07-21更新
|
804次组卷
|
2卷引用:上海市大同中学2022-2023学年高一下学期期末数学试题
名校
6 . 已知
.
(1)若
,求函数
在
上的最小值;
(2)若
对于任意的实数
恒成立,求a的取值范围;
(3)当
时,求函数
在
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eedc14b015e7f420c921cc9f4178d5d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a39445eb8bba68503e5dfc7261cc41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9186dc3f15560a1e10970193893e9f15.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f1e2fb58b14a959d386de501d8c419.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae6c446a08100bd0c851dfc0bae37a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96aff753820bf2ff2d2dcc138bf03079.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0a85351d1433071b7e7bd11eaaba85.png)
您最近一年使用:0次
2023-07-21更新
|
414次组卷
|
3卷引用:上海市大同中学2022-2023学年高一下学期期末数学试题
名校
解题方法
7 . 已知平面向量
,满足
,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae951e0bb5a2a406f1572fc1e4964265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da39d42f3c605db6c2d6b67d69bc3a0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71908ddc0debc3c38fb7cff81e60cedd.png)
您最近一年使用:0次
8 . 已知
,且
,若
,当且仅当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
___________ 时,
取到最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ea29811e26dffe4dd5a7cde3d47289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7680abeab3af89456a4f72efc144838c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a491090cd2aa6e5b0714a5d05b97cead.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
您最近一年使用:0次
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9 . 已知矩形
的边
,点
分别在边
上,且
.
(1)若
,求
的面积;
(2)求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c79e56bc6f1db8f446fc5bd34a08865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481e426224c3a3ce9bb5a731eed81c40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a2441279907a130e42dec796f5fa63.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/22/8a5cced7-7eac-42d4-ae5f-66c4807e49ab.png?resizew=163)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40ecff1763ef7514d3ef5b4c53de572c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c499b1f470978c4f8cc05ffdebc2e961.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc5604d3e156df3e7ccca0ccec9c9d45.png)
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解题方法
10 . 已知平面内给定三个向量
.
(1)若
,求实数
的值;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/700615fa14c2e8260d3dd66a9a91ce51.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73dd0b4097a6fe31472c846c25cdc8d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5778de5d53e647b4cbfd80bc26ad028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次