名校
解题方法
1 .
被称为欧拉公式.我们运用欧拉公式,可以推导出倍角公式.如:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4511b4a678755f69f4a9a82b117cca3c.png)
.类比方法,我们可以得到![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c87e34f4681791e0a5d00fd70576030.png)
____ (用含有
的式子表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdc0ab4d45a4bef21ba8ae793f2e76f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4511b4a678755f69f4a9a82b117cca3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83ef5b2ea33b6ea08df130ce079aac19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c87e34f4681791e0a5d00fd70576030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a48345d239aaf8e9ca1ff2846c08a99.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
是关于x的方程
的一个根,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
________ ,实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad0d99fef1aa4dbcc6dc7b30b7d2c9a9.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89748babef537f63d23d01a8d799bf19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af606535c16f9ea4a7da0bba25f98c95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad0d99fef1aa4dbcc6dc7b30b7d2c9a9.png)
您最近一年使用:0次
名校
3 . 已知
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ab4b75fa22deba7fcbcdcb31dd45b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac0938169ae314d1dde55257c2bf1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
您最近一年使用:0次
4 . 已知
是关于
的方程
的根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08146c47577d1f452fbc5b38adca469d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ba680d3889ed6101456484d0aee48ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
您最近一年使用:0次
2022-07-07更新
|
645次组卷
|
5卷引用:广东省清远市2021-2022学年高一下学期期末数学试题
名校
解题方法
5 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b720f7b75323ccf7531f3bf8bf8af5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
2021-10-24更新
|
369次组卷
|
2卷引用:广东省广州市部分学校2021-2022学年高二上学期期中联考数学试题
名校
6 . 已知复数
满足
,
,则实数
的取值范围是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6284f51699fb20bf27d7a788e1296df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
7 . 设
为实数,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
________ .![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78342647a49917c34735a96285e62ed.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dac98b350dd59600e79733b1b522020.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78342647a49917c34735a96285e62ed.png)
您最近一年使用:0次
名校
解题方法
8 . 复数
满足
,其中
是虚数单位,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc4dd1d8466fc5cf39d6fe2bb371f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
您最近一年使用:0次
20-21高一下·浙江·期末
名校
解题方法
9 . 已知复数
(i为虚数单位)是关于x的方程
(p,q为实数)的一个根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff6d838c156e98b50813db582fcf7aac.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af63aedb5908a62d0b38e27a99373086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783a7b78d895784b4af75b962bd40f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff6d838c156e98b50813db582fcf7aac.png)
您最近一年使用:0次
2021-05-07更新
|
759次组卷
|
6卷引用:广东省广州市天河中学2022-2023学年高一下学期3月基础考试数学试题