解题方法
1 . (1)若复数
,求
;
(2)求值:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed05b70b373084b90229151af3ac03d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
(2)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fab5d187e1b001a8c543edf752afe52.png)
您最近一年使用:0次
解题方法
2 . 已知复平面内平行四边形ABCD,A点对应的复数为
,向量
对应的复数为
,向量
对应的复数为
.
(1)求点C,D对应的复数;
(2)求平行四边形ABCD的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e426e8db947ef6449942b2a7d55f74cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74eb0479387bffe3c39cc4d4c5905f01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c190cb407ef962c1a9436cadb3ac8682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab7b0fa63c2cb0f75e1567039892d9a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e08fb9c95736c4bb72de90995f5b0a1.png)
(1)求点C,D对应的复数;
(2)求平行四边形ABCD的面积.
您最近一年使用:0次
名校
解题方法
3 . 关于复数
的方程
.
(1)若此方程有实数解,求
的值;
(2)证明:对任意的实数
,原方程不可能有纯虚数根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf7cebe2324b650ad3573586b27728f.png)
(1)若此方程有实数解,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)证明:对任意的实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-04-14更新
|
219次组卷
|
2卷引用:甘肃省张掖市山丹县第一中学2019-2020学年高二下学期期中考试数学(理)试题
4 . 已知复数
满足
,
的虚部为2.
(1)求复数
;
(2)设复数
、
、
在复平面上对应点分别为
、
、
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaa72cef7840f8e14c5495a5fbcbcf49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ea3cc01ce7266cdf0fd73fd50d23c8.png)
(1)求复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(2)设复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ea3cc01ce7266cdf0fd73fd50d23c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd734caf3253274b76d59f6359bc51e0.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/f18c2d85c4c7264f927beea45c1582e4.png)
您最近一年使用:0次
2019-11-06更新
|
795次组卷
|
9卷引用:甘肃省武威第一中学2019-2020学年高二下学期期中考试数学(理)试题