真题
1 . 已知
是虚数单位,复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c56619f94033af480e83c302defca66.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c56619f94033af480e83c302defca66.png)
您最近一年使用:0次
今日更新
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2844次组卷
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6卷引用:2024年天津高考数学真题
解题方法
2 . 已知复数z满足
,且
,则复数z表示的轨迹长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc51c6d23ba2be5c9e0b35e5e4fdf065.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b4941fb4e33e741d71ef3da03a3932.png)
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3 . 若复数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb1edb878ce2987e6a6027e5233bb9e.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cbcb5bc5601877cc286185236378fc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb1edb878ce2987e6a6027e5233bb9e.png)
您最近一年使用:0次
真题
4 . 已知虚数
,其实部为1,且
,则实数
为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a2f912dba0e17b3b87244e131e4b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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5 . 若复数
满足
(其中
是虚数单位),则复数
的共轭复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb62a6a6742580ea5360209b79dbdae.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/0e9c3d509e77d6a7e4874302308c2aba.png)
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6 . 已知
,
之间的一组数据:
若
与
满足经验回归方程
,则此曲线必过点_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
| 1 | 4 | 9 | 16 |
| 1 | 2.98 | 5.01 | 7.01 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f457e696b1504bfb73140699a8e18dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f93267e3d2f17b1a16c530e0c63c470.png)
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7 . 复数
的共轭复数是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e43145e8b838e2214d3b235f97faf75.png)
您最近一年使用:0次
名校
8 . 由数学王子高斯证明出的代数基本定理的内容可知一元
次多项式方程有
个复数根,且对于一元二次方程,其两个复数根互为共轭复数.若复数
是一元二次方程
的一个根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/302375a5ef2aa395a5cc2583627f68d9.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/d74bbede2e9357ab9a2b5a3d05ddf9df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a0342195c134d540f32c6e192465636.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/302375a5ef2aa395a5cc2583627f68d9.png)
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9 . 已知复数
在复平面内对应的点为
,且满足
,
为原点,
,求
的取值范围______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8b9ad2fcfff3dd546c5fdbedfe6238.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba67a21c7f856f3fe01267dfa7e842e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c59f0e35b7ae5206e45878934482b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0edccfab33b208c831aa8c8c460158.png)
您最近一年使用:0次
名校
10 . 复数
满足
(
为虚数单位),则
的共轭复数的虚部是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/573121d4915b463789a431a5bea8cec2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次