名校
解题方法
1 . 已知函数
,正数数列
满足
且
,若不等式
恒成立,则实数
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7630110d5583d6f49a4c7fb2e597db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8395114f10097a610fd53175e5b16f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc388ca954a8b9fd8075ce3fa943f9fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1277cf9f9a1a8fdc7c20ca3c23853bde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2022-12-02更新
|
810次组卷
|
3卷引用:广东省惠州市博罗县2023-2024学年高二上学期期末数学试题
名校
2 . 已知双曲线
的左,右焦点分别为
,
,过右焦点
且倾斜角为
直线l与该双曲线交于M,N两点(点M位于第一象限),
的内切圆半径为
,
的内切圆半径为
,则
为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1653c086d557b1845d82c2d4d8231f8.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/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b42fc33bcfc63ec2f4940ccd3f862400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efc18a5bb2e53586331b2a58538a48b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12bdb8e9f4bd99efe2c4cdb7234b1298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f20f21a9d50b61dac519a3ddab539d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e34cb2921334b3a4bc856eed3a825d2.png)
您最近一年使用:0次
2022-01-25更新
|
2939次组卷
|
7卷引用:广东省东莞市2021-2022学年高二上学期期末数学试题
广东省东莞市2021-2022学年高二上学期期末数学试题江西省赣州市赣县第三中学2021-2022学年高二4月月考数学(理)试题(已下线)专题08 平面解析几何(文理)辽宁省沈阳市东北育才学校2022-2023学年高三下学期高考适应性测试(三)数学试题安徽省江南十校2022-2023学年高二下学期5月联考数学模拟试题(已下线)3.2.2 双曲线的简单的几何性质(重难点突破)-【冲刺满分】2023-2024学年高二数学重难点突破+分层训练同步精讲练(人教A版2019选择性必修第一册)海南省部分学校2024届新高考二卷押题卷(三)数学试题
3 . 在棱长为2的正方体
中,点
是正方体棱上一点,
.
①若
,则满足条件的点
的个数为______ ;
②若满足
的点
的个数为6,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f7aa9a95bb1dc23472b8132472670c.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4338dd5d6ac02dbb9d5069eb98f436d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
②若满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f7aa9a95bb1dc23472b8132472670c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次