名校
1 . 已知
,且
,则
的最大值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ed27cf5e7ceba01bbd21fa055534ad6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
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2024-03-07更新
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277次组卷
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2卷引用:江苏省无锡市第一中学2023-2024学年高一上学期期末数学试卷(艺术班)
2 . 设实数a,b满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fb05358d625c68874ed96a1c8f086a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ec08be6e5edde3502faba89bb505e0.png)
A.2 | B.![]() | C.![]() | D.3 |
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2024-01-11更新
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470次组卷
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2卷引用:江苏省镇江市句容高级中学2024届高三上学期12月学情调研数学试题
3 . 已知实数
满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8ad3b3f438432c45a0c85fd6856a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88584cf1df43e28d03592c7998b1653.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 已知
,
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be97cd1c7111b654d87d8fbb63b6a84.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
解题方法
5 . 已知
为正实数,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45900deae0489e87fe448948e8091c4.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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2023-12-28更新
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925次组卷
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3卷引用:江苏省南通市海安高级中学2024届高三上学期12月月考数学试题
江苏省南通市海安高级中学2024届高三上学期12月月考数学试题山东省泰安市新泰中学2024届高三上学期期末仿真模拟数学试题(已下线)考点9 与二次函数相关的参数问题 --2024届高考数学考点总动员【讲】
6 . 设正实数a,b满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be97cd1c7111b654d87d8fbb63b6a84.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() |
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2023-12-25更新
|
219次组卷
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2卷引用:江苏省常州市联盟学校2023-2024学年高一上学期12月学情调研数学试题
解题方法
7 . 已知曲线
(
且
)过定点
,若
且
,
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0b158128c748eb30ca774db5029c0ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f50e0383945857f1531ce8ca6453fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4124d5acb9cf215a85a3e783ad3f063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8610232c77741a37463feba1a66c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec022e65aafc4fc7dca683ecda67e5b.png)
A.16 | B.10 | C.8 | D.4 |
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名校
解题方法
8 . 已知
,
,
都是正数.
(1)若
,证明:
;
(2)若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135125d796a469155fc4a22dc6be3d10.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be97cd1c7111b654d87d8fbb63b6a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c385fdbc0a48ff113758a9732ff4f6df.png)
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解题方法
9 . 已知
的内角
所对的边分别为
,且
.
(1)求
的大小;
(2)设
是边
上的一点,且满足
,求
的面积的最小值.
![](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/3bd6cf2af04bb1e1e800e863768829a5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b978d590719b1ee90f3b748e6f058082.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2023-12-14更新
|
167次组卷
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2卷引用:江苏省常熟市2024届高三上学期阶段性抽测二数学试题
名校
解题方法
10 . 函数
的零点为
,函数
的零点为
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61d08ac7999649dfe4701c8fa46d4864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77dcfe43fc166b121e4b607a1bd22c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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