若
是双曲线
的两个焦点.
![](https://img.xkw.com/dksih/QBM/2022/1/24/2901486097539072/2923888651706368/STEM/fb071d2a6f6443e89278b1d9311c7249.png?resizew=174)
(1)若双曲线上一点
到它的一个焦点的距离等于10,求点
到另一个焦点距离;
(2)如图若
是双曲线左支上一点,且
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f31ee110c79704068352a68a8f9f79.png)
![](https://img.xkw.com/dksih/QBM/2022/1/24/2901486097539072/2923888651706368/STEM/fb071d2a6f6443e89278b1d9311c7249.png?resizew=174)
(1)若双曲线上一点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)如图若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5a0424c531f71cb633f6dd0c098820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b60708b9bf089263052a30dee74f41c.png)
21-22高二上·江西景德镇·期末 查看更多[2]
江西省景德镇市第一中学2021-2022学年高二上学期期末数学(文)试题(已下线)专题3.8 双曲线的标准方程和性质-重难点题型检测-2022-2023学年高二数学举一反三系列(人教A版2019选择性必修第一册)
更新时间:2022-02-25 10:09:36
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解答题-证明题
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适中
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真题
【推荐1】在平面直角坐标系
中,已知双曲线
.
(1)设F是C的左焦点,M是C右支上一点. 若|MF|=2
,求过M点的坐标;
(2)过C的左顶点作C的两条渐近线的平行线,求这两组平行线围成的平行四边形的
面积;
(3)设斜率为
的直线l2交C于P、Q两点,若l与圆
相切,
求证:OP⊥OQ;
![](https://img.xkw.com/dksih/QBM/2012/6/14/1570886267199488/1570886272860160/STEM/c96a88c11c7f4541ac6c11a71df22ed8.png)
![](https://img.xkw.com/dksih/QBM/2012/6/14/1570886267199488/1570886272860160/STEM/25814adb35d341818ae67f9bc3511a6c.png)
(1)设F是C的左焦点,M是C右支上一点. 若|MF|=2
![](https://img.xkw.com/dksih/QBM/2012/6/14/1570886267199488/1570886272860160/STEM/ec6c35e612194374bc39d17880a2e35e.png)
(2)过C的左顶点作C的两条渐近线的平行线,求这两组平行线围成的平行四边形的
面积;
(3)设斜率为
![](https://img.xkw.com/dksih/QBM/2012/6/14/1570886267199488/1570886272860160/STEM/07b5840f8cbd413b913ffeca0289c8e2.png)
![](https://img.xkw.com/dksih/QBM/2012/6/14/1570886267199488/1570886272860160/STEM/6abee543db7b43d097ad398e60db695e.png)
求证:OP⊥OQ;
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【推荐2】如图,M(-2,0)和N(2,0)是平面上的两点,动点P满足: ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df52aad5508a305ac9bf1e7960b547b7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/16/1b718465-bc57-41e0-95f4-47110a05b4d1.png?resizew=198)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df52aad5508a305ac9bf1e7960b547b7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/16/1b718465-bc57-41e0-95f4-47110a05b4d1.png?resizew=198)
(Ⅰ)求点P的轨迹方程;
(Ⅱ)设d为点P到直线l: 的距离,若
,求
的值.
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【推荐1】如图已知双曲线
的左、右焦点分别为
,
,点
在双曲线的右支上,
内切圆的圆心为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/2/8a691748-f3fe-4b9a-812b-b54c1c65b0e3.png?resizew=182)
(1)求点
的横坐标;
(2)若
,
,
的面积满足
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c477e5ade921ffa8377c4719319380ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/2/8a691748-f3fe-4b9a-812b-b54c1c65b0e3.png?resizew=182)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fe0e32fd57c5d2fbf347f82d8bb8658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ab1bdd07a79942858cf1be33519d419.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd196743442c0a470eb33e8c66ec8fbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38a5da886e2d429e659fbb8017663f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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解题方法
【推荐2】已知双曲线
与圆
交于点
第一象限
,曲线
为
、
上取满足
的部分.
(1)若
,求b的值;
(2)当
,
与x轴交点记作点
、
,P是曲线
上一点,且在第一象限,且
,求
;
(3)过点
斜率为
的直线l与曲线
只有两个交点,记为M、N,用b表示
,并求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e342950546e26f218096ad4bbdcec574.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ad73cc281d3e4144053ca3fe48d8067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0e8e7032b9407854c056d43679d781.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f82a5421934348a612982ca099723b63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4455cb5ef8fa02f8740a01ea658ed7fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d99b2c3e03a0a978e0538911abfe2e4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781e30964f70270f2cdf5d4c15ec3f1e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/526d1c1f892971b9398ba764356dec3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4455cb5ef8fa02f8740a01ea658ed7fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b3cc27780319782f383283a1e9b3bab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94fe48bf7af022ecbbe13833fdcc2c8.png)
(3)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa590cec05ab94e91198a9452572efae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9e39f4de2b3e4010a4cfacd1d6342cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297bc912cb09546db07e4fb6be67af40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297bc912cb09546db07e4fb6be67af40.png)
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