名校
解题方法
1 . 已知双曲线
,过双曲线的右焦点
作一条渐近线的平行线
与双曲线交于点
,与另一条渐近线交于点
,
是坐标原点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33c8c3e1af335e61f574b4b0255f4d6d.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a44342c2ee26a279265225982499b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33c8c3e1af335e61f574b4b0255f4d6d.png)
您最近一年使用:0次
2022-11-16更新
|
433次组卷
|
3卷引用:四川省成都市树德中学2022-2023学年高二上学期期中考试数学(文)试题
解题方法
2 . 已知
,
分别是双曲线C:
的左、右焦点,过
且倾斜角为
的直线交双曲线C的右支于A,B两点,若
且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24d12f6abba29f9c7d537802d076446d.png)
______ ,C的离心率为______ .
![](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/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9766e5e316ac8e8ecae1779070799a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac43f9ea66696fe46538d5899ea0b5c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24d12f6abba29f9c7d537802d076446d.png)
您最近一年使用:0次
名校
3 . 已知椭圆
的焦距是
,则
的值是____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a8e322d4dc255e3d26b5281f27a003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2022-11-10更新
|
864次组卷
|
6卷引用:四川省成都市新津区成都新津为明学校2022-2023学年高二下学期期中数学理科试题
名校
4 . 椭圆
的长轴长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55b939a0c044b842cdc258e516a6d1de.png)
您最近一年使用:0次
2022-11-06更新
|
756次组卷
|
4卷引用:四川省成都市蓉城名校联盟2022-2023学年高二上学期期中联考理科数学试题
5 . 平面上两点
、
满足
.设
为一实数,令
表示平面上满足
的所有
点所成的图形,又令
为平面上以
为圆心﹑6为半径的圆.给出下列结论:
① 当
时,
为直线;
② 当
时,
为双曲线;
③ 当
时,
与圆
交于两点;
④ 当
时,
与圆
交于四点;
⑤ 当
时,
不存在.
其中正确的结论序号有:__________ .
![](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/1d4f7e7f33963df24d6a46067b4677e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca39e087fbb9b79cae4162d35de81834.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
① 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85fa64abb0036dbff6a29f01b0c03899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
② 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae3012337aa392709349731fb1eef5b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
③ 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5c1344592c925b273f2cb9b9e47ebbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
④ 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf94d263ea1e5ddad405ccbc1eb2a2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
⑤ 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95cf1092782a26be15b73c10d7c498de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
其中正确的结论序号有:
您最近一年使用:0次
6 . 双曲线
的实轴长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb852eea2703698f94260454e4e08483.png)
您最近一年使用:0次
2022-11-05更新
|
366次组卷
|
2卷引用:四川省成都市嘉祥教育集团2022-2023学年高二上学期期中监测数学(文)试题
名校
解题方法
7 . 如图,已知梯形
中,
,点
在线段
上且
,双曲线过
三点,且以
为焦点.当
时,双曲线离心率
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d22ac9315f8dee78961dfbd56d09555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a9c6a736e6eac98a676fa3232db5a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69e27dea946df6947fb791374c992dcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9233f3fac200442916563b3e78b65e5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ae1567d8f98fabc1a3948f8602cc5e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c33d8b8e3cb3d9ea22159ebadc3705ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
您最近一年使用:0次
2022-11-05更新
|
576次组卷
|
4卷引用:四川省成都市嘉祥教育集团2022-2023学年高二上学期期中监测数学(理)试题
四川省成都市嘉祥教育集团2022-2023学年高二上学期期中监测数学(理)试题江西省吉安市第一中学2022-2023学年高三上学期11月期中考试理科数学试题湖南省衡阳市衡南县2022-2023学年高二上学期期末数学试题(已下线)专题7 圆锥曲线与定比分点法【讲】(压轴小题大全)
8 . 已知
,
,若
是
的充分不必要条件,则m的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadab0770f719f9a2467983ce1334db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/136100c83df2b92b88a71419a3558e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36251b2356188a305956b2342aa4189e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98b5effca87ab4aafa3bc054d9a58b36.png)
您最近一年使用:0次
2022-11-05更新
|
281次组卷
|
2卷引用:四川省成都市嘉祥教育集团2022-2023学年高二上学期期中监测数学(理)试题
名校
9 . 已知函数
,函数
在
处是连续的,若
,则
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc1c8c25ff7cff15c5195a06005bb23d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/812d3ed33ba776ab05a3135044c96894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2022-10-31更新
|
365次组卷
|
5卷引用:四川省成都市四川天府新区太平中学2022-2023学年高三上学期期中数学试题
四川省成都市四川天府新区太平中学2022-2023学年高三上学期期中数学试题广东省2023届高三上学期10月大联考数学试题四川省绵阳南山中学2022-2023学年高三上学期11月月考文科数学试题安徽省合肥市第十中学2022-2023学年高三上学期第四次段考数学试题(已下线)5.3.2函数的极值与最大(小)值(同步练习)-【一堂好课】2022-2023学年高二数学同步名师重点课堂(人教A版2019选择性必修第二册)
名校
10 . 已知椭圆
上有两点
,
,坐标原点为点
,若两直线
,
斜率存在,且它们的积为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd48a117fcdc6ab949377c45aad281d5.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602baac86c2b1668ecdfadc8a5948885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd48a117fcdc6ab949377c45aad281d5.png)
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2022-10-27更新
|
566次组卷
|
4卷引用:四川省成都市盐道街中学2023-2024学年高二下学期期中考试数学试题