1 . 复数
,则![](https://img.xkw.com/dksih/QBM/2015/7/2/1572160822878208/1572160828137472/STEM/e56e4a29e65e45a3ab923ca8e014d69c.png)
![](https://img.xkw.com/dksih/QBM/2015/7/2/1572160822878208/1572160828137472/STEM/9afd626ed7614c00968bde9fe682f524.png)
![](https://img.xkw.com/dksih/QBM/2015/7/2/1572160822878208/1572160828137472/STEM/e56e4a29e65e45a3ab923ca8e014d69c.png)
A.![]() | B.5 | C.![]() | D.25 |
您最近一年使用:0次
2 . 执行如图的程序框图,若输入
,则输出的结果是
![](https://img.xkw.com/dksih/QBM/2016/9/8/1573005664804864/1573005670039552/STEM/6b5ce0fb97c042689bec6b086332749b.png)
![](https://img.xkw.com/dksih/QBM/2016/9/8/1573005664804864/1573005670039552/STEM/905907153c0347db9ba86fc6b08aa1a6.png)
![](https://img.xkw.com/dksih/QBM/2016/9/8/1573005664804864/1573005670039552/STEM/6b5ce0fb97c042689bec6b086332749b.png)
A.30 | B.62 | C.126 | D.254 |
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3 . 设复数i满足
(i是虚数单位),则
的虚部是________
![](https://img.xkw.com/dksih/QBM/2015/7/2/1572160822878208/1572160828375040/STEM/7350eb12fa824da18fa0ae751c613971.png?resizew=109)
![](https://img.xkw.com/dksih/QBM/2015/7/2/1572160822878208/1572160828375040/STEM/31d689595619421dbceffeea37d9ab0f.png?resizew=13)
您最近一年使用:0次