名校
1 . 设
,
,
.若
,
,则
最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/788aae9a4a76cfe31bdbd599f477f944.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/731bdc8d2686a05f12a2ba8a7e3b01be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e174b2cc64d59325e30cea8301f813b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0d463a037f21d43ce9fb879a226923.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16f0b84ee4ed90face0993d4f4dda379.png)
A.2 | B.![]() | C.1 | D.![]() |
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名校
解题方法
2 . 已知
,
,
,则
,
,
大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac25650bef61b011e11ad243c333608.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dfcfbf4c85a4b967b590fdb069a059c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a3a0b4303054c37da9d9f743a0342f.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.![]() |
您最近一年使用:0次
名校
3 . 当药品
注射到人体内,它在血液中的残余量会以每小时
的速度减少,另一种药物
注射到人体内,它在血液中的残余量会以每小时
的速度减少.现同时给两位患者分别注射
药品A和
药品B,当两位患者体内药品的残余量恰好相等时,所经过的时间约为( )(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267c88e52743f3dedd4e60569cb958fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28555fa2f3a09261cb4e0305d390145.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc2baea0d7b4cae52246ff279a41e460.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/618c8bb0c6e025b11eeb7da738183d1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc146f4d7196cfb8fe3cd04575f5dcee.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 已知函数
,若函数
的图象关于点
对称,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f10a8688d759038373ab54a6970a3073.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88192b7d8d507a2fd0f327a11313e40c.png)
A.-3 | B.-2 | C.![]() | D.![]() |
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名校
解题方法
5 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6b896811b39b4317a86f2fd82d4ec24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ffcecd98607e741f043fb2abaeebb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 已知函数
是定义在区间
上的奇函数,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e283508b81ea08b32ee829aad4f6cdd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
7 . 19世纪美国天文学家西蒙·纽康在翻阅对数表时,偶然发现表中以1开头的数出现的频率更高.约半个世纪后,物理学家本·福特又重新发现这个现象,从实际生活得出的大量数据中,以1开头的数出现的频数约为总数的三成,并提出本·福特定律,即在大量b进制随机数据中,以n开头的数出现的概率为
,如斐波那契数、阶乘数、素数等都比较符合该定律,后来常有数学爱好者用此定律来检验某些经济数据、选举数据等大数据的真实性.若
(
,
),则k的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52e299852e6c767d1445835ddb194f3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08528e9a6e8c09b5bd447da247f15a7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7399fcd570d1de4057f2059759d18cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba8dc9f9ab0d5844b590bd73191b316b.png)
A.674 | B.675 | C.676 | D.677 |
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8 . 已知实数
满足
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c611e4a2a9fa1277e552d8e888741da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1019d4ad2e3fb4a7abb66e0e9e55b556.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-05-22更新
|
476次组卷
|
2卷引用:河南省TOP二十名校2024届高三下学期5月联考猜题(一)数学试卷 (2)
解题方法
9 . 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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10 . 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.![]() |
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