21-22高一·湖南·课后作业
1 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48802f056ecd633dc0f2ce939905f0b3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b514c11d479cd481ba966c3ee97b9f1f.png)
您最近一年使用:0次
20-21高一·全国·课后作业
2 . 在复平面内,把与复数
对应的向量绕原点O按顺时针方向旋转
,求与所得的向量对应的复数(用代数形式表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5725e304cfb4cca7edb1518fbd04018a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
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20-21高一·全国·课后作业
3 . 计算:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f4dd3ecadfe76ce3430abe62e3e37e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb3fab19cbddb8545427590e1965c60.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6be1c2dd458e022b1e090fac593fd532.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/890b737d01d7c90a25b8cd18e7452492.png)
您最近一年使用:0次
2021-12-02更新
|
457次组卷
|
6卷引用:7.3.2 复数乘、除运算的三角表示及其几何意义(导学案)-【上好课】
(已下线)7.3.2 复数乘、除运算的三角表示及其几何意义(导学案)-【上好课】(已下线)7.3.2复数乘、除运算的三角表示及其几何意义【第一练】“上好三节课,做好三套题“高中数学素养晋级之路(已下线)7.3 复数的三角表示(已下线)7.3 复数的三角表示3.4复数的三角表示人教A版(2019)必修第二册课本习题7.3 复数的三角表示
20-21高一·全国·课后作业
4 . 在复数范围内,验证
,
,1,2,…,
为方程
的n个根,并给出几何解释.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cdec4414bcc9ee58262f73eaec776f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a882037b9ce104ecc496e0f31a139361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aadf9ab510510120699c5eee39ab18b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22bcff080e5e25a0e82802434e83171b.png)
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20-21高一·全国·课后作业
5 . 利用复数证明余弦定理.
您最近一年使用:0次
2021-11-12更新
|
175次组卷
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4卷引用:习题 5-3
20-21高一·全国·课后作业
6 . 把下列复数表示成三角形式,并画出与它们对应的向量.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26233f9c8b116eb22ee219b091ad751b.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edf950ad275c469911b0ad0843f4bfd.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f48d912715ea9f71fe8da056533d032b.png)
(4)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acaab42500ffbc4e1d36b55b76967421.png)
(5)2
(6)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
(7)2i
(8)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26233f9c8b116eb22ee219b091ad751b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edf950ad275c469911b0ad0843f4bfd.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f48d912715ea9f71fe8da056533d032b.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acaab42500ffbc4e1d36b55b76967421.png)
(5)2
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
(7)2i
(8)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce66396cc53ea6d566a4c16a485883d.png)
您最近一年使用:0次
20-21高一·全国·课后作业
7 . 把下列复数表示成三角形式;
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7bc0a604c1e6538765da161ec1f32d.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30dd008b0e86f2417aeae14157096cf.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a44c492cd91061c6aa112093430ab36d.png)
(4)13
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7bc0a604c1e6538765da161ec1f32d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30dd008b0e86f2417aeae14157096cf.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a44c492cd91061c6aa112093430ab36d.png)
(4)13
您最近一年使用:0次
20-21高一·全国·课后作业
8 . 求下列复数的模与辐角主值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8902c5c098f5f4787fcb0ca8f3e334c9.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9db9373e74ecf5d63ad98afe66aa4ba.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f7a72c5a135fbdb05c07004dc98119.png)
(4)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8902c5c098f5f4787fcb0ca8f3e334c9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9db9373e74ecf5d63ad98afe66aa4ba.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f7a72c5a135fbdb05c07004dc98119.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48cb91d448faf9ad0e0c835b91329b61.png)
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9 . 画出下列复数所对应的向量,并用三角形式表示(辐角取主值):
(1)4;
(2)﹣2i;
(3)﹣2+2i;
(4)
.
(1)4;
(2)﹣2i;
(3)﹣2+2i;
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c30ab250c09e643aa15fe5ef2c76a8c.png)
您最近一年使用:0次
2021-06-12更新
|
77次组卷
|
4卷引用:3.2 复数乘除运算的几何意义
(已下线)3.2 复数乘除运算的几何意义北师大版(2019)必修第二册课本例题3.2 复数乘除运算的几何意义(已下线)12.4 复数的三角形式-2020-2021学年高一数学同步课堂帮帮帮(苏教版2019必修第二册)北师大版(2019)必修第二册课本习题第五章3.2复数乘除运算的几何意义
2021高一·江苏·专题练习
10 . 计算:
(1)8(cos
isin
)•2(cos
isin
);
(2)[12(cos
isin
)]4;
(3)
(cos240°+isin240°)•
(cos60°+isin60°);
(4)
.
(1)8(cos
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd85a2f3778bf0e4eedc4b08ba7bec4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0bf9e42f4ba6772a859da00df960714.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd5dac83ce4a31fa05ce890c4728802a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b899be3c4709ec661d84392b167230.png)
(2)[12(cos
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19db777f75896b5e4855ae0b243fe926.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9289a31d18da66e78418fde8c168329.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e051d14fd6a787387995331f5e6d026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca9c6fe12d3a9727e00ef87a630302ab.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f82990fa1089d16962589a764472199.png)
您最近一年使用:0次
2021-06-12更新
|
104次组卷
|
4卷引用:3.2 复数乘除运算的几何意义
(已下线)3.2 复数乘除运算的几何意义北师大版(2019)必修第二册课本例题3.2 复数乘除运算的几何意义(已下线)12.4 复数的三角形式-2020-2021学年高一数学同步课堂帮帮帮(苏教版2019必修第二册)北师大版(2019)必修第二册课本习题第五章3.2复数乘除运算的几何意义