名校
解题方法
1 . 已知正方形
边长为3,点E,F分别在边
,
上运动(E不与A,B重合,F不与A,D重合),将
以
为折痕折起,当A,E,F位置变化时,所得五棱锥
体积的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c105d6ba18fbb0581fb982175e2eac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1fba41422315e8c10fe9cc1209b4d8a.png)
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2020-06-16更新
|
959次组卷
|
4卷引用:广东省深圳市2020届高三下学期第二次调研数学(理)试题
解题方法
2 . 已知
为直线
上两点,
为坐标原点,若
,则
的周长最小值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895fa47a776962dd68b3ff39812cad9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/275929d612bd04b8a344065ba4e8c646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4f02028a3847c4807c2d3cf0ea7efb8.png)
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名校
解题方法
3 . 已知函数
,若存在实数
,
满足
,且
,则
的最大值为_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13b4f7d7c0b637fc914ae17feafc27ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2734643d559c0463d84038b0f61bc3b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369cf22be1bd9983283dba10525e6465.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbd6ab73cc91377454b8cbcc5cbe6246.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859458471c86ae39e0cc42d2d960d03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93c54705d32dc6820f1a90eec2225dcf.png)
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2020-05-28更新
|
358次组卷
|
3卷引用:2020届湖北省八校(黄冈中学、华师一附中、襄阳四中、襄阳五中、荆州中学等)高三下学期第二次联考数学(理)试题
解题方法
4 . 已知不过原点的动直线l交抛物线
于A,B两点,O为坐标原点,且
,若
的面积最小值是32,则(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
_______________ ;(2)直线
过定点_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6f55059cad22befee957362a54fff0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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名校
解题方法
5 . 如图,正方形ABCD的边长为
,O是BC的中点,E是正方形内一动点,且
,将线段DE绕点D逆时针旋转
至线段DF,若
,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b91d650c2fc1a741fabdb333b09aeb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93af9774200946261f0ccba3e6eeba9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4d57283620632fc0c79873969a1854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88584cf1df43e28d03592c7998b1653.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/c244c3aa-8388-41c3-a5c5-1d8e2dd61d51.png?resizew=164)
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2020-05-28更新
|
1190次组卷
|
4卷引用:2020年浙江省新高考考前原创冲刺卷(三)
2020年浙江省新高考考前原创冲刺卷(三)湖北省武汉市四校联合体2021-2022学年高一下学期期末联考数学试题辽宁省本溪市高级中学2023-2024学年高三上学期高考适应性测试(一)数学试题(已下线)第一次月考填空题压轴题十四大题型专练-举一反三系列
名校
6 . 数列
满足
,
,实数
为常数,①数列
有可能为常数列;②
时,数列
为等差数列;③若
,则
;④
时,数列
递减;则以上判断正确的有______ (填写序号即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fedcf01e8f41a2610d182c32538a3ada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41cf1da18d91f7c98086553d157d1a87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e25fd655fccad3f351a4a59a4ac7b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d69fa853794ba03bf379140ecccf59c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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2020-05-25更新
|
486次组卷
|
3卷引用:2020届湖北省荆州市沙市中学高三下学期5月第三次模拟数学(理)试题
7 .
的内角
的对边分别为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e88de527b00d11a61b70679595630975.png)
_______ ,
的最大值是________ .
![](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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df8b95c217ba53b9ed0095746f6c422b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e88de527b00d11a61b70679595630975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721e29b775e696045f44a4b1e7f74ef2.png)
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2020-05-25更新
|
1178次组卷
|
6卷引用:2020届福建省厦门市高三质量检查(5月二模)数学(文)试题
名校
解题方法
8 . .已知实数
,
满足
,则
的最小值是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43c46a4f7466f5fd341a0b6ecf59a0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79295cbed949641b7f90fa00b1420c3.png)
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2020-05-21更新
|
2636次组卷
|
4卷引用:湖北省四校(曾都一中、枣阳一中、襄州一中、宜城一中)2019-2020学年高一下学期期中数学试题
9 . 已知不等式
(
,且
)对任意实数
恒成立,则
的最大值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d49a8ffbf05ed5aac38c1394916f85e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68a83b4093280ea8750677f6828bf47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6d53a93d1dd71b09a5dd67f89c2e0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee8692f235f05b6704582c8b755b0db.png)
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2020-05-18更新
|
614次组卷
|
4卷引用:湖北省黄冈中学2020届高三下学期6月第三次模拟考试理科数学试题
湖北省黄冈中学2020届高三下学期6月第三次模拟考试理科数学试题浙江省宁波市诺丁汉大学附属中学2019-2020学年高二(实验班)下学期期中数学试题(已下线)思想03 运用函数与方程的思想方法解题(4大题型)(练习)(已下线)专题06 函数与导数常见经典压轴小题归类(练习)-3
10 . 已知双曲线
的左,右焦点分别为
、
,点G位于第一象限的双曲线上,若点H满足
,且直线
与x轴的交点为
,则G点的坐标为_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9407dd040f0fc6216e18f9b28bc45d59.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/fbb466eced5a7b98965ec79fa2d412cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42887d9bf31c1dd99f13c39e63c9ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae83f792386651ddeeb5933cc2985d9c.png)
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