1 . 若实数
和
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66de474cd81259cf325dc6f2e2e927d9.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/a401b5163bce1cd54ce351de0b5f7178.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66de474cd81259cf325dc6f2e2e927d9.png)
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解题方法
2 . 已知函数
的定义域为
,值域为
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1c9b8e7d0b23361d7b8afc9a3f7c2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4776c85b79df196f606d3ebf3697fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3721aa05c3bf03ee8e92c7fd7a0b48c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
A.![]() | B.![]() | C.![]() | D.2 |
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2024-01-12更新
|
287次组卷
|
2卷引用:上海市南汇中学2023-2024学年高一上学期期末数学试卷
解题方法
3 . 定义:如果存在实常数a和b,使得函数
总满足
,则称函数
是“
型函数”.
(1)已知奇函数
是“
型函数”,求函数
的解析式;
(2)已知函数
是“
型函数”,求p和b的值;
(3)已知函数
是“
型函数”,求一组满足条件的k、a和b的值,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cef504d1ac8eb6e3a8faf697a38a4adf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.png)
(1)已知奇函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b2c84e7b41a841a230ed5f8a42309aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0155cbc2cfc0680307dad90ed331725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ad29801f799532ee7dda9658c30e373.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5e0fed8f0ce3e66b9f7f2ce6d3fae4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.png)
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4 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91535da112492b8f4c3ad67c6c2f68fc.png)
__________ .(用a表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a08a2a5540efcdb5a77aa4ea3049884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91535da112492b8f4c3ad67c6c2f68fc.png)
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5 . 已知函数
,
分别由下表给出,且
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f5f894a13f8915457487f2f28c5e331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55043ee4580a89c593deb3e5052e7ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a04dd44a312bfe5d270dd1c5b5b091f.png)
![]() | ![]() | ![]() | ![]() |
![]() | ![]() | ![]() | ![]() |
![]() | ![]() | ![]() | ![]() |
A.0 | B.2 | C.4 | D.8 |
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6 . 历史上数学计算方面的三大发明是阿拉伯数字、十进制和对数,其中对数的发明,大大缩短了计算时间,为人类研究科学和了解自然起了重大作用,对数运算对估算“天文数字”具有独特的优势.已知
,则
的估算值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14889809b2d5ece4cc9a8e9d2724fa39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41b3b317668b7bc13aa5122dbd65e00.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f694ce60b571994055826271c2a48d44.png)
__________ .(用
表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6482bea916ce40a594d068af6a004285.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f694ce60b571994055826271c2a48d44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f03cab451843012fd80fa6cc698c648.png)
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8 . 依据正整数的十进制数码定义它的位数,比如,
是一个2位数,100是一个3位数,实数
,若
,则
,
为
位数,据此,
是一个______ 位数(附
).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/955079ed2708734e50394387cf40c111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36c4a0f1301da281af6bfc2bc8fd786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dffaba096be227d963cde33b61884e8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/839e1f1754bb1d9c50adc2bb06caea37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b00f4eb7f1bd2ccefbabf0c1dfa8f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a703df5404056ca274866effb116aa1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6111f23eeb93fe1923faaf3bc0f4f6fb.png)
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9 . 已知
,
,试用
、
表示![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31ad8dd3b96a9d362354ceed83ffc9d.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c6847eede5857ff376e8540d52b3d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/476eff5f9d3a665de6b77c21e37c9fcf.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/e31ad8dd3b96a9d362354ceed83ffc9d.png)
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10 . 求下列关于
的方程的解集:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61002f42a7d58cecc2c7f2652829baac.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61002f42a7d58cecc2c7f2652829baac.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9982dddc7af5ead55164ad606f383917.png)
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