1 . 已知定义在
上的函数
满足
,且当
时,
,函数
,实数
,
满足
.若
,
,使得
成立,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f936af77a395b849817d512407a97638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6343069217cd6d8dd32446da428dae46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a7d0c6a01810b031a766703dcc0cb1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b5ed2cbaf7aa302ddc6cce09f548229.png)
![](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/0d1a6edeca7fc0f06c7985c16d777558.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d241940502ff0878efdfce1bc1735c26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5de91055d83653d0664974f5a8229bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
A.![]() | B.1 | C.![]() | D.2 |
您最近一年使用:0次
2020-10-27更新
|
533次组卷
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4卷引用:山西省临汾一中、忻州一中、长治二中、康杰中学2016-2017学校高二4月联考数学(文)试题
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名校
2 . 已知
,则
的最小值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8609879bf16c256334c0b61974864d4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/878b41cd7924430e732eb19573a1aa25.png)
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2019-09-11更新
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2卷引用:山西省长治市第二中学2018-2019高二下学期期中数学(理)试卷
名校
解题方法
3 . 定义在R上的函数
,当
时,
,则不等式
的解集是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e29b8df5a96f8f78ce8934fcb82927c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9405a365cac6ad4faeac60654dce3f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b03af66c2b6d916b41321d7bb292f1.png)
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2018-11-30更新
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1755次组卷
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3卷引用:山西省孝义市2019-2020学年高二下学期3月阶段性考试数学(理)试题
4 . 已知曲线
与函数
及函数
(其中
)的图像分别交于
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e13226e4c3e4348ab3068f83d080fbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f4662560fbbf42f29ef13cf74d4ec5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f21209d96eb08b29c1caffe6709c31a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e3a1467ecf286e3cadaf5aa006606f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb3625894aa1bea3218ea0b8c561a18e.png)
A.16 | B.8 | C.4 | D.2 |
您最近一年使用:0次
5 . 如图所示,三棱锥
的高
,
,
,
分别在
和
上,且
,
,图中的四个图象大致描绘了三棱锥
的体积
与
的变化关系,其中正确的是( )
![](https://img.xkw.com/dksih/QBM/2014/12/9/1571920462659584/1571920467869696/STEM/376e6a1f0338492ea79e22f64bd2c662.png?resizew=108)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d0658a09f7ff215245b71158a9ed4fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd108abaf2b7fc1d0239b28afcf4ae6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392b9e1a179a6676362679354a9e7e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef49a3ca580a144cc65a609c167facc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d794fa98ade13e9a141b45a139844914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533b533e2ee0c8742cf094c1f7cbc688.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c51ee5a36cc0a6020b8cc1cf2432526.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://img.xkw.com/dksih/QBM/2014/12/9/1571920462659584/1571920467869696/STEM/376e6a1f0338492ea79e22f64bd2c662.png?resizew=108)
A. ![]() | B.![]() | C.![]() | D.![]() |
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2014-12-09更新
|
740次组卷
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6卷引用:2016-2017学年山西大学附中高二10月月考数学试卷
2016-2017学年山西大学附中高二10月月考数学试卷(已下线)2012-2013学年湖北省黄冈中学高二上学期期中考试理科数学试卷(已下线)2014-2015学年湖北襄州一中等四校高二上学期期中联考理科数学试卷(已下线)2012届江西省师大附中高三下学期开学考试文科数学(已下线)2013届辽宁省东北育才学校高三第一次模拟考试理科数学试卷云南省昆明市东川区明月中学2018-2019学年高一下学期期中考试数学试题