1 . 求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3442cbcca9e035768982a85687f90f4d.png)
您最近一年使用:0次
2020-01-31更新
|
191次组卷
|
3卷引用:第十章 复数 10.3 复数的三角形式及其运算
2 . 给定复数
以及正整数
,如果复数
满足
,则称
为
的一个
次方根,证明非零复数
的
次方根有
个且分别是
,并求出1的所有3次方根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595044a7750ab4f84519041979c3d780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d500e0075cbdced4f4ea0f903996bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595044a7750ab4f84519041979c3d780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62aeebc1475da8cdf8b48982c0c5fb88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff9d537819596fe0e4b322e1b255630.png)
您最近一年使用:0次
2020-01-31更新
|
239次组卷
|
3卷引用:第十章 复数 10.3 复数的三角形式及其运算
3 . 证明:
对任意
都成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36185a9facc1a0618a0c29b492f8ab42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
您最近一年使用:0次