名校
1 . 若
是方程
的一个虚数根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8646eaa05bfde39d27813c301a076420.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
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名校
解题方法
2 . 若复数
满足
,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/683103fe7da4280d75dbc7ad914541b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
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3 . 复数
满足
,其中
为虚数单位,则复数
的虚部为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7cba625fc17cf10582952a05e4b2a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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名校
解题方法
4 . 已知复数
(
是虚数单位),若
所对应的点在复平面的第二象限内,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de1736cc83eb40e52d056c11a1de5e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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5 . 复数
在复平面内对应的点为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6150fca7d7bdeb01bcbddc11591b029c.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8833ba3833480237f47774984958c01d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6150fca7d7bdeb01bcbddc11591b029c.png)
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6 . 在复数范围内,方程
的一个解为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fdfb84247dffc8fcc6678d34e00dd2.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8646eaa05bfde39d27813c301a076420.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fdfb84247dffc8fcc6678d34e00dd2.png)
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名校
7 . 已知复数
(
为虚数单位),则
的共轭复数为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c8675ac28a2a093986c77aad9b4397f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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名校
8 . 已知复数
,则
的虚部为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc0f29aab29774a0b18e3ce97a0fb780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
您最近一年使用:0次
名校
9 . 若
,则 ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ced2b660fd78961a4025754dc2b2ae.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d971e248bd035650f7fc77adaea2ba1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ced2b660fd78961a4025754dc2b2ae.png)
您最近一年使用:0次
名校
10 . 已知复数
在复平面内对应点
,则复数
对应点坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca280ccbf4426a4e3837e03ac8791d9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ea3cc01ce7266cdf0fd73fd50d23c8.png)
您最近一年使用:0次