解题方法
1 . 已知函数
,
,且
在
上的极大值为1.
(1)求实数
的值;
(2)若
,
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a1e386bfbb10549f72895f98a362abd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e72f6b2ef3329828cb8fc873eeba7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8dfd082e3bd16413d2e3d4a9b7b097.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff133c17652425c22f0b367e002797df.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fd833201a3616f956af8d6eb7f941e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee5bb367317500b8f1c4f8a9ec9500de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/485e480ddc03b212d7c578873f59c81a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
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2 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a9a20c9347982ab4baf48438699f6a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57d6df79c255e7c649302d4431aa9b88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9321f57003d3a4b3192bedaf42d5e06a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-08-03更新
|
478次组卷
|
2卷引用:江苏省徐州市睢宁县第一中学2023届高三下学期5月模拟数学试题
名校
3 . 已知函数
.
(1)求函数
的单调区间;
(2)证明:对任意的
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9330347d69b84b9509ba35e74f45410c.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)证明:对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36062cf9bd3303f8e39faf73c2cf8788.png)
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2023-07-27更新
|
753次组卷
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4卷引用:江苏省徐州市邳州市新世纪学校2024届高三上学期第一次月考数学试题
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4 . 已知复数
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2b15107450bd56787652a45ee9d75ed.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() |
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5 . 设
,
是复数,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() |
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2023-07-15更新
|
465次组卷
|
2卷引用:江苏省徐州市2022-2023学年高一下学期期末数学试题
名校
解题方法
6 . 已知复数
,复数
,
(1)若
,求实数
的值;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19067a40926e31d77ee4cb1293be6e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab15cfa691e78c4caf7d23046df9eca.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/672ddb41fe987078cb16566a3bafa964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6da4e6752d8c8a0705194f2b2f16ab5d.png)
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名校
7 . 若复数
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e71d0ceb8f1c1cd0d0136ff91efefee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.2 | B.3 | C.0 | D.1 |
您最近一年使用:0次
名校
8 . 已知复数:
,
.
(1)若复数z满足
,求z;
(2)在复平面内,O为原点,向量
,
,
分别对应复数
,
,
,且
与
同向,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db04f988e1aba18b0a3470d332908c15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845dbecf4d789a2d611a3c39d3fe5d9e.png)
(1)若复数z满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e5bd4192ef5b6131d525dabba91d93a.png)
(2)在复平面内,O为原点,向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f605ec0729ce6d72237ad662a06862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8337706c550bc095d7a2bd872221a1.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/0a67a742d2a43e907fb1c3a1bdf1d6a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8337706c550bc095d7a2bd872221a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f1c3ed224d5bfde752c91ebfaf2d523.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a67a742d2a43e907fb1c3a1bdf1d6a9.png)
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2023-06-18更新
|
360次组卷
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6卷引用:江苏省徐州市邳州市新城中学2023-2024学年高三上学期10月阶段性质量检测数学试题
江苏省徐州市邳州市新城中学2023-2024学年高三上学期10月阶段性质量检测数学试题江苏省南通市2022-2023学年高一下学期4月期中数学试题江苏省南通市海安市实验中学2022-2023学年高一下学期期中数学试题(已下线)模块一专题4《复数》单元检测篇A基础卷 (已下线)模块一专题6《复数》单元检测篇 A基础卷(苏教版)(已下线)模块四 期中重组卷2(江苏南通)(苏教版)
9 . 已知复数
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/786e5bdf5aa2af0bfddfe28eaa673b1f.png)
A.![]() |
B.复数![]() ![]() |
C.![]() |
D.若复数![]() ![]() ![]() |
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10 . 已知
为虚数单位,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb53dfba35de549e7b0fd16190aae6c5.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次