名校
1 . 已知集合
,且下列三个关系:
有且只有一个正确,则函数
的值域是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b358ca968dc6232ad5996d5c9b2bc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305763bc8bb68fb0152595f4ee740418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81aa04057918cf83ef17a8ce0811c1b8.png)
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2018-07-14更新
|
496次组卷
|
4卷引用:【全国百强校】北京大学附属中学2019年高三下文科数学模拟考试题(六)
2 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f02b5520fa30345065020abac327a38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679188a53dbf6f473279bb04eb56cebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
3 . 已知函数
,则函数
的最小值是____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e80ecf06978a584d8410e532c3a49835.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
4 . 如图,在边长等于2正方形
中,点Q是
中点,点M,N分别在线段
上移动(M不与A,B重合,N不与C,D重合),且
,沿着
将四边形
折起,使得二面角
为直二面角,则三棱锥
体积的最大值为________ ;当三棱锥
体积最大时,其外接球的表面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c4cd264c97c1f261229925cc5a6761.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6992555878dbb49a22e02435d3072b74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80a0e428cb894bfd09a6129a73ea4ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03a38dbf6cd943f63d7973dda3cc0af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1374ab4727cdf890e1fb79ce75ae2f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1374ab4727cdf890e1fb79ce75ae2f6.png)
![](https://img.xkw.com/dksih/QBM/2020/6/15/2485424221126656/2487246659772416/STEM/689c9d1e5269430cbe65b3b724ae84a8.png?resizew=151)
您最近一年使用:0次
2020-06-18更新
|
269次组卷
|
3卷引用:宁夏吴忠市2020届高三下学期高考模拟联考数学(理)试题
宁夏吴忠市2020届高三下学期高考模拟联考数学(理)试题宁夏吴忠市2020届高三下学期高考模拟联考数学(文)试题(已下线)第三章 折叠、旋转与展开 专题一 平面图形的翻折、旋转 微点5 翻折、旋转问题中的最值(二)
5 . 在
中,
,
,
为
中点,且
,则
面积的最大值等于__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab7399a759197f3cb10d56ed22356dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048002891786b5789db23e51fbf9c3f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
您最近一年使用:0次
2020·浙江·三模
解题方法
6 . 函数
在区间
上的最大值记为
,最小值记为
.若函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3585aba22ba08ed4483edde8072231.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c118efe4c428245115931d9d58f4fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b4d39feac37272e2875a032f6ba51fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/665e2655363b343f39cf9b44b61cc226.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3585aba22ba08ed4483edde8072231.png)
您最近一年使用:0次
7 . 函数
,当
时,不等式
的解集是__________ .若函数
的值域是
,则实数
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b04d9a06d03f1a805bf470cf0549808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27a5569b9f84d91f16f1762ef1e6d0c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43058c020b5886583a93206bef0847fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
8 . 已知函数
,当
时,函数
仅在
处取得最大值,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9984a2e4b2a116b7ff4eaeaebe6726e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b50a5b05edbf88fb41268e4c2945a03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679353e656a54993c041ebd39ec7b31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
9 . 已知向量
,
满足
,
.若
的最小值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
,则
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e7f14dfa9f463d57664c640102bb5b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6c06c9f4fbe815a250ded8d36756bf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa69f9a01a367f3e537340f0fedf29b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d3b8555a8c346eacd2fe75d9d7e948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39d1d88189726ae99c309644fca3494.png)
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10 . 定义:曲线
上的点到点
的距离的最小值称为曲线
到点
的距离.已知曲线
到点
的距离为
,则实数
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3182482a39900a5ae9a69fb60ba09c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655b778f0d24cca867e4a58c9ffb98a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7116071164cdc45f5d312a437c68bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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