解题方法
1 . 已知双曲线
,
,
分别是双曲线的左右焦点,点
在双曲线上且
,则
的面积是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f8ae565db8a7d4b95fdd85e28afa2f.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d264c67498dabe140b182616c512b932.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08f9a699aededce0ad803bf8257fbbcb.png)
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解题方法
2 . 已知
的三个顶点都在抛物线
上,且点F为抛物线的焦点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1149c73b119e79c6119992e6c7156b10.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/088fcdd595455906a1a7080d630611f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28fbace94cb1568e92e83b586064dd8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1149c73b119e79c6119992e6c7156b10.png)
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2024-01-08更新
|
355次组卷
|
3卷引用:陕西省咸阳市咸阳中学2023-2024学年高二上学期第三次阶段性检测数学试题
陕西省咸阳市咸阳中学2023-2024学年高二上学期第三次阶段性检测数学试题山东省潍坊市临朐县第一中学2023-2024学年高二上学期期末模拟数学试题(已下线)高二数学开学摸底考 01(人教B版2019选择性必修第一册+第二册)-2023-2024学年高二数学下学期开学摸底考试卷
解题方法
3 . 已知函数
是
上的偶函数,对于任意的
,都有
成立,当
且
时,都有
,则下列命题中,正确的为___________ .
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec65a2bec3d4296c613a80b3ae41d5e.png)
②直线
是函数
的图象的一条对称轴
③函数
在
上为增函数
④函数
在
上有四个零点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feedd7224f069d6d4796a3b6e5b23e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16014834857c7ad49afc420095b5239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/698cf53f76a1d637dfe2732d0a866eec.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec65a2bec3d4296c613a80b3ae41d5e.png)
②直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a089c207e39a24d0d82aa853ac2bbb8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041da7ce47a2aedda53953794fdbd3dc.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4695c34aafd1c1ae276f9eddc53a397d.png)
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解题方法
4 . 已知函数
对一切实数
都满足
,且当
时,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07ccaac22369589c5a43c4e550923e82.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd59eaaa3dde0a0b97c67f409c1c0e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db053b743c6ecbf87eb04fd8041b4c48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aecd12d270fb5795d9c3031eb018e27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07ccaac22369589c5a43c4e550923e82.png)
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5 . 已知函数
的定义域为
,部分对应值如表,
的导函数
的图象如图所示,
下列关于函数
的命题:
①函数
的值域为
;
②如果当
时,
的最大值为2,那么
的最大值为4;
③函数
在
上是减函数;
④当
时,函数
最多有4个零点.
其中正确命题的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53c8686fdb2f7d2ec12c3ebb6cd28bf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851c68ef2e0703706f3b528daa902eb8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/28/da33a2ba-c067-4d37-9fcc-63c265f20a0e.png?resizew=209)
![]() | -1 | 0 | 2 | 4 | 5 |
![]() | 1 | 2 | 1.5 | 2 | 1 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f248318141e0016d38f9f5a692797f.png)
②如果当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0f57785bf13934ee2ec3c839b1ebf3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c2cc4cd1e8bcb4b75b6e799156736e.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf9befc3b336d83b83bcfcbc19c0752.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e346b78671f464f270a92e948d1d3372.png)
其中正确命题的序号是
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解题方法
6 . 函数
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a48148d256eb947b7f8afe08250751aa.png)
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2023-12-27更新
|
460次组卷
|
3卷引用:陕西省西安市部分学校2024届高三上学期12月联考数学(文)试题
解题方法
7 . 已知实数x,y满足约束条件
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1627d9b2da1ca1d02e3342b62113ce75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f904e6a8fff26b63ae683c77aca34e1.png)
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2023-12-27更新
|
83次组卷
|
3卷引用:陕西省榆林市府谷县府谷中学2024届高三上学期第三次联考(月考)数学(文)试题
解题方法
8 . 已知点
是离心率为
的双曲线
上的三点, 直线
的斜率分别是
点
分别是线段
的中点,
为坐标原点,直线
的斜率分别是
.若
则 ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbcf744dceb18820e4a1ca354cb3cfe1.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d864b6ecea3656003f9b82757926ef88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942e6dafcfcbf0682856b9f25178694d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104f52c9bf3bb74a5f188608368df8a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927456b0989846a2f1573844bbaa2105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942e6dafcfcbf0682856b9f25178694d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12e8ebdbd58b757fc18d53f7a57348ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44161afb4073290a014e8d5c7fd3420e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f2a09fa5668d5fe2fc8f723b66deb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbcf744dceb18820e4a1ca354cb3cfe1.png)
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9 . 已知点
,平面内的动点
满足
,则点
的轨迹形成的图形面积是_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf49c761760a084725ce8fee4a670373.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e1b95aadebffa80d04b0508da96ee07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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10 . 设
表示不超过实数x的最大整数,例如
,
,
.已知函数
,则函数
的值域为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/019a32cd5602875897f8b82f1eae7389.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a90d534e4586ec6c6673c1bc9a412b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3420606c96b68fb884c839923fd20a25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d397a993a597bf5db7a5c005f4a1568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/296f277c1954a81594b56f9eef2d158e.png)
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