名校
解题方法
1 . 若函数
,
,则函数
在
上平均变化率的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e0827073b9db1fe6cc638ec404feba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f26219b7fe8869ad6f9ffb88815e00e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/327df7e92dc8c150777921125210a601.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-09-09更新
|
576次组卷
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4卷引用:江西省南昌市2024届高三上学期摸底测试数学试题
江西省南昌市2024届高三上学期摸底测试数学试题江西省抚州市黎川县第二中学2024届高三上学期开学考试数学试题(已下线)考点01 直线的倾斜角与斜率 2024届高考数学考点总动员【练】辽宁省抚顺市第一中学2024学年高一下学期尖子班4月月考数学题
名校
解题方法
2 .
中,角
所对的三边分别为
,若
的面积为1,则
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce187ecc91f879ee5ec46972663a2aef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
A.2 | B.3 | C.![]() | D.![]() |
您最近一年使用:0次
2022-09-10更新
|
1910次组卷
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7卷引用:江西省吉安市第三中学2023届高三下学期3月月考数学(理)试题
名校
解题方法
3 . 已知椭圆
的左、右顶点分别为
,上顶点为
,且
.
(1)求椭圆
的标准方程;
(2)点
,
为坐标原点,
为椭圆
上的两个动点,线段
的中点在直线
上,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f4cc7e0652c566671737795b156a8e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb94909e86f4bad31e80f7e42ac514f8.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03efa0031095d2186f68e407859eb37d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
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2022-04-03更新
|
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2卷引用:江西省萍乡市2022届高三上学期期末考试数学(文)试题
名校
4 . 已知
为椭圆
的右焦点,点
在
上,且
轴.
(1)求
的方程;
(2)过
的直线
交
于
两点,交直线
于点
.判定直线
的斜率是否依次构成等差数列?请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2b337c32bd5408c0ed8a9ee9cde4cad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b1da9046b4cb82135a4a1eaa528c53.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/224d30ca84f1aeeeda7a718e751a4925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ac10ce10a7815a0baefdf4e03b11ff1.png)
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2018-12-05更新
|
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7卷引用:江西省宜丰中学2019届高三上学期第四次月考数学(文)试题