1 . 设
,其中
是自然对数的底数,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/388cf0dc1a7beee213aee9f736b488cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
2 . 设
,
,
,则
、
、
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f41ad882b8485a8433fcd07b5c450.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d888785a811049c754b9b56073a5b7d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf4cd054301a64158ef3a40daf064a0.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/071a7e733d466949ac935b4b8ee8d183.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 中国茶文化博大精深,茶水的口感与茶叶类型和水的温度有关.经研究可知:在室温
下,某种绿茶用
的水泡制,经过
后茶水的温度为
,且
.当茶水温度降至
时饮用口感最佳,此时茶水泡制时间大约为( )
(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b1ea1c0b768f231430b1ae0836a4e66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b34d031485478a169bf50a310090f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd5573e0e86c2f23dae923c5cfae82f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a5f089abc7456b817799fb90001c75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba7f97057bbf19d0b1bc5b60e1daad7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aecb9e1e36ec32479408bd467859273d.png)
(参考数据:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a1290b63f4ff36431b304da54f0ccc6.png)
A.![]() | B.![]() | C.8min | D.![]() |
您最近一年使用:0次
4 . 设
,且
,则
的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd98ce07e05c58d83a48d90dfcb28fd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/915bc65b789e5d011da94fad3b9ec005.png)
A.最小值为-3 | B.最小值为3 |
C.最大值为-3 | D.最大值为3 |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
5 . 已知函数
且
在区间
上单调递减,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13bf77d998b4e3239c1a40a3f3e87bb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e1c9c97de9198d47306216e9961b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 函数
的图象大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0d8d1459bbb8b53b45beaf38bd829df.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-14更新
|
1124次组卷
|
2卷引用:湖北省2024届高中毕业生四月模拟考试数学试题
7 . 已知
,点P在曲线
上,点Q在曲线
上,则
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/416f008de8e603cae426731fbf98e6ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc0f112e8dcc3dc692ee58b6ee2a1f90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
8 . 设函数
的定义域为
,对于函数
图象上一点
,若集合
只有1个元素,则称函数
具有性质
.下列函数中具有性质
的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b4f86e48e2b0d63c1865c60ed1e4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a901ef0e56e25ddffbda301652ca403.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4220560ed0c8cbe694e6e6e35260af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知
,则正整数
的最小值为( )(参考数据:取
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c14cd968acb37b1cb977230ed012f2b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/769563348a6488d1db86b5b4c7681644.png)
A.8 | B.9 | C.10 | D.11 |
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名校
10 . 函数
的零点为
,函数
的零点为
,若
,则实数a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b4e8505a11fe8ba1a09d27e79f46a62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/483fdc52a68015e29f985f7249f8df89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38539ff870207a4e0c7dd315735e5793.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次