2023高三·全国·专题练习
解题方法
1 . 设
为
的三边,
为
的面积,若
,则
的最大值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07d05a998f820239dea73572dc3d1884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/457cf682b785ae6198ca562d70007b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次
2023高三·全国·专题练习
2 . 设正数
满足
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9290493f16b612ba1598274bb27ea7f.png)
您最近一年使用:0次
2023高三·全国·专题练习
3 . 设
,
,
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d34a5992826ee670b5d9dfdad91c9da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
您最近一年使用:0次
2023高三·全国·专题练习
4 . 设
是n边形的n个内角,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/877fb29afc4f5cb4aefce1b2c2017857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c264f14e8e5651163ad76f1c313f988.png)
您最近一年使用:0次
名校
5 . 若非负实数
满足
,则
的最大值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f830fc137491e8386fb4dd0cbae39d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e080a8fac3016eb52bf25423bbefb47.png)
您最近一年使用:0次
2020-11-28更新
|
1288次组卷
|
4卷引用:专题02 一元二次函数、方程和不等式
(已下线)专题02 一元二次函数、方程和不等式浙江省台州市椒江区洪家高中2020-2021学年高一上学期期中数学试题(已下线)【新东方】在线数学16江苏省无锡市天一中学2021届高三下学期第三次调研模拟考试数学试题
6 . 已知复数
使得
为纯虚数,
,
,则
的最小值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be94c746ea0cb4834e5295672e229a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec04f844e8fd9d9b1ef835e23eaa54e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77138483e183730dc3d94cdf96370f84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed55697f8a3975926f807581d28c0bf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ddfb1a73da52b1916e118c27cf5aef.png)
您最近一年使用:0次
7 . 设正整数n≥2,求f(n)的最大值,使得对所有满足
,且
的实数
均有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4668d97635632c7bbc86c73f9416de2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03f0ead837189ba1f4ea549a27cdfaf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d08297f0bede7a4cef38b7cad65cf25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f22e427b6ce796d89fefe3d0aad9417.png)
您最近一年使用:0次