名校
1 . 已知双曲线
左右焦点分别为
,点
为右支上一动点,圆
与
的延长线、
的延长线和线段
都相切,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24164ee062fd8c86ad35d50bb37c0090.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f06cddf90c2b1256b42462a270fd1e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da01a3abe1c9dc4e6283afa0dc1a0d39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/643ef7d761de0e794fc39937dc72ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c83e02c09428538ce8ae136cff26d3f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24164ee062fd8c86ad35d50bb37c0090.png)
您最近一年使用:0次
2024高二下·上海·专题练习
解题方法
2 . 设
、
分别是椭圆
的左、右焦点,点
在椭圆
上,且满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beed95f1a336c1b38495b037b9b9386d.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/0ee9ce51f55008258322bbe19810f62d.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/2ce67f2138e7295cd72d66b2908cb6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beed95f1a336c1b38495b037b9b9386d.png)
您最近一年使用:0次
2024高二下·上海·专题练习
3 . 已知点
在圆
上运动,若对任意点
,在直线
上均存在两点
,
,使得
恒成立,则线段
长度的最小值是 ______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560adea7b0d4fbe4131fc41f3fcbd871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061af1c7a4480004221e253d813efe07.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/c6755d03c30c4a3987bdaf50a9d86a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
23-24高二下·上海·期末
4 . 某学生在上学的路上要经过三个路口,假设在各路口是否遇到红绿灯是相互独立的,遇到红灯的概率都是
,则这名学生在上学的路上到第三个路口时第一次遇到红灯的概率为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
您最近一年使用:0次
2024高二下·上海·专题练习
解题方法
5 . 已知两点
、
,则直线
的斜截式方程是 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e2518e7b8b5d030370382bd0bd8bff8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5e09d03f159a8b850f4f3018ed5d68d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
2024高二下·上海·专题练习
6 . 已知函数
的导函数为
,定义方程
的实数根
叫做函数
的“新驻点”.设
,则
在区间
上的“新驻点”为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d31f9ce464f2ce3b24833b70595941c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632ed43d5cb7f33b5e8a719c13172bce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b923078510697d5f7f9ea392eb76dd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28e974171c487fed265baaa2043edd9a.png)
您最近一年使用:0次
2024高二下·上海·专题练习
7 . 物体的运动位移方程
,则它的初始速度是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc6b0e782c447cfa7e6193e1a8691c6.png)
您最近一年使用:0次
2024高二下·上海·专题练习
8 . 长轴的长是4,焦距是2,中心在原点的椭圆的标准方程是________
您最近一年使用:0次
9 . 已知空间向量
,
,
共面,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf20929e6e0a15963131ebe72cb0eb3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72f0a5022aae04de5c4ed2854b19223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c082414fb6d7c15b8be0051faf817449.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
名校
解题方法
10 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/510b55a602948e78f8bd274053713903.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/348884a1b0347ae2c79977a69966db69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/510b55a602948e78f8bd274053713903.png)
您最近一年使用:0次