1 . 已知定义在
上的函数
,
为
的导函数,
定义域也是 R,
满足
,则 ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4072fe31403ee685a578542044673a.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d3c564d9a82ce0ae1ad26d1aa1c2ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4072fe31403ee685a578542044673a.png)
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解题方法
2 . 已知函数
的定义域
,且对任意的
,都有
,若
在
上单调递减,且对任意的
,不等式
恒成立,则实数a的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/013c52e426ebbe740c3eeaa9cd13e47b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/465476d4a842d56606427d597a1abbfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad2edd8edcb21bd41584daf9bb95a5c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3f3218fe05c19ddad3a1daa6753abe.png)
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2023高三·全国·专题练习
名校
解题方法
3 . 已知双曲线
的左、右焦点分别为
,点
是
的一条渐近线上的两点,且
(
为坐标原点),
.若
为
的左顶点,且
,则双曲线
的离心率为_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109cc2ebfa10f7d82f3f42e2034d27d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b70ab5ecd6a6c0d779a4deb9ec2896d.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/dc636d10023dbcb34dc211cc71fb8321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2023-05-08更新
|
993次组卷
|
4卷引用:山东省淄博实验中学2023届高三第三次模拟考试数学试题
山东省淄博实验中学2023届高三第三次模拟考试数学试题(已下线)数学(全国甲卷文科)四川省成都市简阳市阳安中学2023届高三模拟训练(一)数学(文科)试题(已下线)重难点突破04 轻松搞定圆锥曲线离心率十九大模型(十九大题型)-3
4 . 函数
在点
处的切线方程是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac8ad2cb769be32e886be2e8b9c1ba1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
您最近一年使用:0次
名校
解题方法
5 . 已知椭圆
的左、右焦点分别为
,
,直线
过
与椭圆交于
,
两点,当
为正三角形时,该椭圆的离心率为________ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.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/8376a8a3dd42eaa0558501a3e2a2bdb4.png)
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2021-06-07更新
|
427次组卷
|
5卷引用:山东省淄博市2021届高三三模数学试题
解题方法
6 . 已知
,
分别是双曲线
的左右焦点,
是双曲线
的半焦距,点
是圆
上一点,线段
交双曲线
的右支于点
,且有
,
,则双曲线
的离心率是______ .
![](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/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cca892142a8e59416acd3d78aa5f8c69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7f2b5b1e9ef7dd60486b550eb4cbec1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd0c0bc25833da4b73613c35ee310ed6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c6b515fa40cf536a72e84a43ccf2ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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7 . 若抛物线
上的点
到其焦点的距离是点
到
轴距离的3倍,则
等于___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b87f1752796fedb1cb11a46585cb74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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名校
8 . 曲线
在点
处的切线方程是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba4be100d65027ec74034fb4bdd7a08e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
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2020-10-29更新
|
741次组卷
|
7卷引用:2020届山东省淄博市高三一模数学试题
9 . 如图,
,
分别是双曲线
的左、右顶点,以实轴为直径的半圆交其中一条渐近线于点
,直线
交另一条渐近线于点
,若
∥
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ ,若
为双曲线右焦点,则
的周长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bafa1285ea6ad89fab17546c8319813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448eb7d301baa90fe59b05761830f81f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd6ea190d9cedbe2cad068fb0c17f51e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eefcce5f45f07316197a17d137e4ce6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf855f65bec41218b74ea35ac165ca73.png)
![](https://img.xkw.com/dksih/QBM/2020/8/3/2520113720467456/2522072004796416/STEM/a42a7c6586444c62afe96eecdc084496.png?resizew=190)
您最近一年使用:0次
2020-08-06更新
|
165次组卷
|
5卷引用:2020届山东省淄博市高三一模数学试题
2020届山东省淄博市高三一模数学试题(已下线)专题十 平面解析几何-2020山东模拟题分类汇编(已下线)强化卷02(4月)-冲刺2020高考数学之拿高分题目强化卷(山东专版)(已下线)黄金卷04-【赢在高考·黄金20卷】备战2021年高考数学全真模拟卷(山东高考专用)辽宁省部分高中2021-2022学年高三上学期期中评测数学试题
名校
解题方法
10 . 已知抛物线
的焦点是F,点M是其准线l上一点,线段
交抛物线C于点N.当
时,
的面积是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69b7dd9fb44b15521371af517b7891c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/907d5147cea4c9ce855074864fe54506.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab00efd01fb4ae04b227180c57bc3117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5431dc140fe59ef1c80d523193e09d09.png)
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2020-06-16更新
|
393次组卷
|
4卷引用:山东省淄博市部分学校2020届高三6月阶段性诊断考试(二模)数学试题