已知复数
,
(
,
为虚数单位).
(1)若
为实数,求
;
(2)设
、
在复平面上所对应的点为
、
,
为原点,若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db04f988e1aba18b0a3470d332908c15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c484d60171548d3b143f4d664b1c9c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0914dc4d4c7f75710ff460a286fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fead38f94de8f5d3a7872e5a1994967.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bb8477bcc87b1401970171bf57b9ecb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c1fd680a5d355178273c6d6025eb80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcbf8cf890e1bab18f37152ef5da7dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
22-23高一下·上海黄浦·期末 查看更多[4]
上海市黄浦区2022-2023学年高一下学期期末数学试题上海市南洋模范中学2023-2024学年高二上学期9月月考数学试题(已下线)专题01 复数-《期末真题分类汇编》(上海专用)上海市大同中学2023-2024学年高一下学期5月月考数学试题
更新时间:2023-07-08 21:17:04
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解题方法
【推荐1】已知复数
,m为实数.
(1)若z是纯虚数,求m的值;
(2)若
,求m的值;
(3)若
﹐求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eb533fb057dd637d88914bedb28dc55.png)
(1)若z是纯虚数,求m的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68bceacd837c7757e891748378ffc07.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b42a8ed0ec71558b510ed81664e01d2.png)
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【推荐2】已知复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98bbfb8dc30c0f109ba11f9d858cebb3.png)
是虚数单位).
(1)若
在复平面内对应的点在第四象限,求
的取值范围;
(2)若
为纯虚数,求
的模.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98bbfb8dc30c0f109ba11f9d858cebb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4f7ef3d218c84a6a3a623d93a53f9ca.png)
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名校
【推荐1】已知
是复数,
,
均为实数(
为虚数单位).
(1)求
;
(2)如果复数
在复平面上对应的点在第一象限,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93a256d7953ec76790a7207d2ad6f0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/818441163d7fef0e3f9d59cfb99b4130.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(2)如果复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0087f95d919cbe7c552f6925ec9a1f7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
【推荐2】已知复数
,且
是纯虚数.
(Ⅰ)求复数z及
;
(Ⅱ)在复平面内,若复数
对应点在第二象限,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64a49a0bc3a7133e5d001e2ffacb7775.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04077a640d5e1ac8d2e77211bd21d648.png)
(Ⅰ)求复数z及
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
(Ⅱ)在复平面内,若复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c476020c3242ad952b17f42a7895688.png)
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【推荐1】平面内三个向量
,
,
(1)以
,
为基底表示向量
;
(2)若
,且
与
方向相反,求
的坐标;
(3)若
,求
在向量
上的投影向量的模.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6569e50f43b3d8645652ecc13b62066e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eddbbab37f208b0cbbd5caa08840490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0505bb344f07a32a6966ff2583c80e10.png)
(1)以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb573cc0f30d5c32cdad1510793f0e7b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aa56fb896d0c3a9a377c10d3b52afcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec655f610928ca21831e26645a21e99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec655f610928ca21831e26645a21e99c.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61061405ac75f4f9db1836b44bd839f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09c8bec36916abf7f28d8f09e57ead83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
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【推荐2】在平面直角坐标系中,
为坐标原点,设
,
,
,在
所在直线上是否存在点
,使
?若存在,求出点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea009a03a52d49641e921cb65553f142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd6ab5972675e63a7bb6c27eb8db5d23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5094933383f5add364c2168937cac5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7195a0b5b59c9462b9faaf5a9fcfc6e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/816c0758a095328efb701bd3f50ab6fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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【推荐3】已知
,
.
(1)若
,
,且
、
、
三点共线,求
的值
(2)当
为何值时,有
与
垂直
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e745905cf02d7165c2a2dfddcee05f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bfa9f707159864b8b3e2f308493738e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72931604cf23d047739ecac18c7c4818.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f3097f85794bd196655ec8b909c1142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b0d6f45010a54e0bfa0b48c90376ebb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/437dc907211c5934f938d869f6b19e93.png)
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解题方法
【推荐1】已知复数
,且
,其中
为虚数单位.
(1)求复数z;
(2)已知复平面上的四个点A,B,C,D构成平行四边形ABCD,复数
,
,
在复平面内对应的点分别为A,B,C,求点D对应的复数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3233ec3eb894b9575ce59f83c4bbbf74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8877dab0c727b59c94ea8ed9c0725d5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
(1)求复数z;
(2)已知复平面上的四个点A,B,C,D构成平行四边形ABCD,复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/478134b28a55b2520339e3a7ee4c2acb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e18c6df52ffa68d6b8baa8b74b35f31d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ea3cc01ce7266cdf0fd73fd50d23c8.png)
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【推荐2】如图,已知复平面上的
,
是坐标原点,
,
分别对应复数
,
,
是
,
的交点.求点
,
对应的复数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9753ecb74f6f69afed0075042909c2e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3536bdcb0d6631988259a41c1197a681.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e4b998bcf7ebf4cbc851570ecbe810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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