名校
解题方法
1 . 设i是虚数单位,则复数
在复平面内所对应的点位于_______________ 象限.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a54d2b03b7929927e77297d24aeedb7.png)
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2023-03-17更新
|
300次组卷
|
7卷引用:2023年2月安徽省普通高中学业水平考试数学模拟试题(三)
真题
解题方法
2 . 函数
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86e08933d959dec3ed777b8a60d2d44.png)
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2022-04-15更新
|
521次组卷
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2卷引用:2004 年普通高等学校招生考试数学(理)试题(安徽卷)
真题
名校
3 . 设
,其中
均为实数,下列条件中,使得该三次方程仅有一个实根的是________ .(写出所有正确条件的编号)
①
;②
;③
;④
;⑤
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1326a25046787f2617e98cb5291e33c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c73faf2e3a5d85950d0ff17f2dbbdcc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48cf5b472ab283ed7b4ff3031d264af8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/517b36e5ad082ef077589336ce53dffe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c435e33c10154f66fd80f85f1a931229.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0d7fbcc396c7b646c31f60e32d9e76.png)
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2016-12-03更新
|
2644次组卷
|
11卷引用:2015年全国普通高等学校招生统一考试理科数学(安徽卷)
2015年全国普通高等学校招生统一考试理科数学(安徽卷)黑龙江齐齐哈尔市第八中学2018届高三上学期第三次阶段测试数学(理)试题苏教版高中数学 高三二轮 专题12 导数与函数的切线 零点问题 测试(已下线)2019高考备考一轮复习精品资料【理】专题五 函数的单调性与最值 教学案(已下线)2019高考热点题型和提分秘籍 【理数】专题5 函数的单调性与最值 (教学案)(已下线)易错点04 导数及其应用-备战2021年高考数学(文)一轮复习易错题(已下线)易错点04 导数及其应用-备战2021年高考数学(理)一轮复习易错题陕西省西安市长安区第一中学2019-2020学年高二下学期第一次质量检测数学(理)试题(已下线)考点18 导数的综合应用-备战2021年高考数学经典小题考前必刷(新高考地区专用)(已下线)第四章 导数与函数的零点 专题二 定量问题 微点1 函数零点个数问题(已下线)专题05 导数选择、填空(6类题型 理科)
真题
4 . 若直线
与曲线
满足下列两个条件:
直线
在点
处与曲线
相切;
曲线
在
附近位于直线
的两侧,则称直线
在点
处“切过”曲线
.
下列命题正确的是_________ (写出所有正确命题的编号)
①直线
在点
处“切过”曲线
:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c904567c3b3734e1eca8d042ef7a7b2d.png)
②直线
在点
处“切过”曲线
:![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/a277a6a64d94403bb924c735b29044ac.png?resizew=75)
③直线
在点
处“切过”曲线
:![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/cfeba1a8406a42789b5062b5e74f0d20.png?resizew=60)
④直线
在点
处“切过”曲线
:![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/e91cd8aa9a4a4d5c8cc59cbc87fe2a15.png?resizew=61)
⑤直线
在点
处“切过”曲线
:
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/b14cbf4c5f3940828f9dddd77d25f602.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/41db6c1f48bd4077bef73e260163de82.png?resizew=20)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/b14cbf4c5f3940828f9dddd77d25f602.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/fcc1b0d0531b49118074252bf116061b.png?resizew=60)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/83a02c9d4b4e46ceb9fc5c7ee8f4f81b.png?resizew=25)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/6cea3475d5074e54a1412c944b8256c7.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/b14cbf4c5f3940828f9dddd77d25f602.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/b14cbf4c5f3940828f9dddd77d25f602.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/6cea3475d5074e54a1412c944b8256c7.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
下列命题正确的是
①直线
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/1d12e998d96d4fa7995029933f465bc5.png?resizew=52)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ed1732d2185a4cba8d36cf947148f11b.png?resizew=45)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c904567c3b3734e1eca8d042ef7a7b2d.png)
②直线
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/1c9075728ca64edfa3a9966fc272aa09.png?resizew=59)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/3025d625f6404869a3a9ae07cda3ff8d.png?resizew=53)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/a277a6a64d94403bb924c735b29044ac.png?resizew=75)
③直线
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/6cdc3ebe0ce94c7eadbd66b60ad8b9bb.png?resizew=53)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ed1732d2185a4cba8d36cf947148f11b.png?resizew=45)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/cfeba1a8406a42789b5062b5e74f0d20.png?resizew=60)
④直线
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/6cdc3ebe0ce94c7eadbd66b60ad8b9bb.png?resizew=53)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ed1732d2185a4cba8d36cf947148f11b.png?resizew=45)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/e91cd8aa9a4a4d5c8cc59cbc87fe2a15.png?resizew=61)
⑤直线
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/669bb52d78024ae7adb4847438786ea7.png?resizew=72)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/259b6ff39f854ac4a6a9caca6af4ad53.png?resizew=43)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/ca4c324449e04bc4b5fa50f2d7acf728.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/6/20/1571785227116544/1571785232965632/STEM/d2f5f271d4e74141aedb01e2164c3503.png?resizew=53)
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