1 . 已知圆C:
,直线l:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65f500cc8f80fddded8f47b6f101613.png)
与圆C相交于A、B两点.
(1)已知点
在圆C上,求
的取值范围:
(2)若O为坐标原点,且
,求实数m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a324c816e299f545ba3f31d37544d07d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65f500cc8f80fddded8f47b6f101613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abad909e0902a78436f29d6a755e2e1.png)
(1)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0203b006524305c3d8ee0b6c34cd872b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3836619ba47499fca6df4e5182da9d.png)
(2)若O为坐标原点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab5df60104b639e25f47d32b41e99947.png)
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2 . 复数
在复平面上对应的点为P,且
.
(1)求点P的轨迹方程;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/463dd5f56c70bf063e0a3c12394de17c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30eb64455cb9dee2639f7b9c54a9a56c.png)
(1)求点P的轨迹方程;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d1d51114b8ac4d7ca404565f4cbb64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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3 . 已知圆
经过点
,且圆心在直线
上.
(1)求圆
的方程;
(2)若
为圆
上的动点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dad833324131487b71d83e515de907e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c037b199f33cbed1efcffdd2376d8c10.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8701e0cce437edc830438b4fe6277d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ea0e0067dc43f8668aebd412ee4a160.png)
您最近一年使用:0次
2021-02-18更新
|
267次组卷
|
2卷引用:江西省永丰县永丰中学2020-2021学年高二上学期期中考试数学(文)试题
名校
解题方法
4 . 已知点
在圆
上.
(1)求
的最大值和最小值;
(2)求
的最大值和最小值;
(3)求
的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a79a33a83a7ba57a34b5093d1d1d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89a1f8c0a5ccf344f0a2a603e6e8f1b0.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88584cf1df43e28d03592c7998b1653.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/916bb2cc1b29574ff95b47567c59ee0c.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce0cbb825b4f50960efa0afa87a0e17.png)
您最近一年使用:0次
2020-11-12更新
|
568次组卷
|
3卷引用:吉林省长春市长春外国语学校2020-2021学年高二上学期期中考试数学试题
10-11高二上·湖北孝感·期中
解题方法
5 . 已知实数
满足方程
.
(1)求
的最大值和最小值;
(2)求
的最大值与最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7bc172e0fe23a46bb6de6c837cdb79.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/916bb2cc1b29574ff95b47567c59ee0c.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2830885947670e716dac9db8a586a52e.png)
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