1 . 已知
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef482ade9b1d7f41d49d3d4d2c413f65.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
解题方法
2 . 计算下列题目:
(1)设
,求
.
(2)
,解方程
.
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11b1e20a546c1900afbe3a645e9fd12d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b54286fe72b8305272c36c0a3a8d2bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e0b274e490b3bad84ade99836fec09a.png)
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名校
3 . 已知复数
是方程
的解,且
,若
(其中
、
为实数,
为虚数单位,
表示
的虚部)
(1)求复数
的模;
(2)若不等式
在
上恒成立,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e42cee61b3ad254cb9068d82396b0a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76b715e84b3a4c3734cc6a5add448752.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a56eb364286edc8327bdfc9586e4dba.png)
![](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/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4affd7910ce8717f46bb9f095e27e56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(1)求复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca72b67f1747e6761018040a2b10b28e.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3101c5f618d3e1b7d16733d1a2244f23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ff33c61648237bd4076d6a7168c9d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-12-02更新
|
343次组卷
|
3卷引用:上海市复旦大学附属中学2017-2018学年高三上学期12月月考数学试题