设
,
,复数z满足
.则表示复数z的点的轨迹是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2896e56babe9d7adbe036e158b28d4d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a6ddc2628652883b1401c7bfd1364ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a50d6242178b6eeb76f0df35ace62c6e.png)
A.双曲线 | B.双曲线一支 |
C.一条直线 | D.一条射线 |
更新时间:2018-12-13 10:21:56
|
相似题推荐
单选题
|
适中
(0.65)
【推荐1】“
,
”为“曲线
经过点
”的条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b71812e0762c0aaffb51cfef66156567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80afc879b48d303da15cb11737f774aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8da36e3081bfe5d32c9ec70be4da3da.png)
A.充分不必要 | B.必要不充分 |
C.充分必要 | D.既不充分也不必要 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】如图,
为双曲线
右支上任意一点,过点
的直线与双曲线的两条渐近线分别交于点
、
,且点
内分线段
,
为坐标原点,
为双曲线的半焦距.则
面积的最小值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/00f37b2d-c88d-4823-b7e3-d90cd3fc4eda.png?resizew=160)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4a949c00526fddf435423272cf10f25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/624d4004e3c84ec13ae32df8bd7213e1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/00f37b2d-c88d-4823-b7e3-d90cd3fc4eda.png?resizew=160)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】已知
,当Z是复平面上第三象限内的点时,实数x的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7f0ce535b9a47ead4b087d0a635a07.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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名校
解题方法
【推荐2】如果复数
满足
,
为虚数单位,那么
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a5c2a7a97a09d512c1aa0f612b645.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/436e01e08b47d9ef9d774f90c4c372e5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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