1 . 设复数
满足
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a0c55ecce85838a113aaefe860498ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-09-11更新
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286次组卷
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2卷引用:甘肃省武威第五中学2017-2018学年高二下学期第二次月考数学(文)试题
2 . 设
为虚数单位,则复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4ea7d74479093c7ca8cec9d3869185f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4ea7d74479093c7ca8cec9d3869185f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知复数
(
为虚数单位),则
=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebfdbc3e7dee86a4e7e12551e33e983a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ec0498b3ceaaf55d26fcb261881bece.png)
A.3 | B.2 | C.![]() | D.![]() |
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2018-08-31更新
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655次组卷
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8卷引用:【全国市级联考】四川省攀枝花市2017-2018学年高二下学期期末调研检测数学(理)试题
4 . 已知i为虚数单位,(1+i)x=2+yi,其中x,y∈R,则|x+yi|=
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8卷引用:【全国百强校】河南省林州市第一中学2017-2018学年高二5月月考数学(理)试题
【全国百强校】河南省林州市第一中学2017-2018学年高二5月月考数学(理)试题河北省石家庄市2018届高三下学期一模考试数学(理)(A卷)试题【市级联考】河南省南阳市2019届高三上学期期末质量评估数学(理)试题【校级联考】江西省临川一中,南昌二中,九江一中,新余一中等九校重点中学协作体2019届高三第一次联考数学(理)试题人教A版(2019) 必修第二册 逆袭之路 第七章 7.1 复数的概念 7.1.2 复数的几何意义(已下线)第25讲 数系的扩充与复数的引入(练)- 2022年高考数学一轮复习讲练测(课标全国版)山东省枣庄市滕州市第一中学2021-2022学年高一下学期3月月考数学试题山东省枣庄市市中区第三中学2021-2022学年高一下学期3月月考数学试题
5 . 已知
,
是复数,以下四个结论正确的是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
若
,则
,
若丨
,则
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c9d048cb2050ac7285996528a7f1e11.png)
若
,则
若
,则向量
与
重合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a3db58264009c9fc935305c61d6607.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddb744a1919debdd5c67d638afe05a5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c512c047783c07da1d4f4455a4033ef5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e22262cbcb6245cc0651067ed15146.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d898fbef4350ed72117bd7e48306e757.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93af9afa9140df01499db3ec40c0ac75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80051f4a7abf165cb490b7e6c90e34f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d898fbef4350ed72117bd7e48306e757.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c9d048cb2050ac7285996528a7f1e11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67773252101fb3704fdac88b5f3f1bda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/597782d4d8cc7776644c1b424a285969.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46ea0f05bfbc3bfb45ff523221cc657.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa8f00958d7ec5d891c4bbbcfc05feab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a86c2d21f761920ecd67723e8a2222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbddd916c700c5aee127a3c4187ddfba.png)
A.仅![]() | B.仅![]() | C.![]() | D.仅![]() |
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2018-08-20更新
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2卷引用:【全国市级联考】陕西省榆林市2017-2018学年高二下学期期中理科数学试题
6 . 已知复数
,满足
,那么
在复平面上对应的点
的轨迹是.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef801d8e55fb52f7dab5787574f21a85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7461f10e4b3cc62f4f656773f34ca486.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebd03fecba16dd5419c5d69624c9b7e1.png)
A.圆 | B.椭圆 | C.双曲线 | D.抛物线 |
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2018-08-13更新
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7 . 复![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e33546b642e06087c327da9c3b43113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e33546b642e06087c327da9c3b43113.png)
A.![]() | B.3 | C.![]() | D.![]() |
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名校
8 . 已知复数
满足
(
为虚数单位),
为
的共轭复数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a176cfc17acf73eba234dfccadd8f1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be8bb14c40b39c77d578c57e44bb04dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a176cfc17acf73eba234dfccadd8f1e.png)
A.2 | B.![]() | C.![]() | D.4 |
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2018-07-19更新
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381次组卷
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3卷引用:【全国百强校】贵州省凯里市第一中学2017-2018学年高二下学期期末考试数学(理)试题
9 . 设复数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ef192f73b599087e395d8436d6f5762.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 已知复数
满足
(
为虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be8bb14c40b39c77d578c57e44bb04dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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