1 . (1)计算对数函数
当
,0.5,1,2,4,8时的函数值;
(2)计算常用对数函数
当
,10000时的函数值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee6b95762e409c1f256579274e574a44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/439b1e676529f907ef768edb9c61bd9c.png)
(2)计算常用对数函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03f0fadbe551b0e0eb7bf9440be740b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/689efe81f6d83461e72dbef5e01384b1.png)
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3卷引用:3.1 对数函数的概念
2 . 利用指数函数
的图象,由下列给定的x值,确定相应的函数值(结果精确到0.1):
,并找出方程
的近似解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb0cb4265786d19fff5525a846707252.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b5f77721f326a3ec477d79c7b68e8d.png)
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3卷引用:3.指数函数
解题方法
3 . 比较下列各题中两个数的大小:
(1)
,
;
(2)
,
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f216276c7eae536fd0a178f336e8a4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3450a0f361512ba1c14378d0be180576.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/993c484cd2857894f4fbb109ab0bab13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09cb2ccb8af27796c03e0ec49b17f096.png)
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3卷引用:3.指数函数
4 . 指出下列各组函数之间的关系:
(1)
和
;
(2)
和
;
(3)
和
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e7c84b64c2300b50148080efa165be4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/607d3dd36fbac47d6d3a0b2682ed701a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc5bbf1426b9fa7c4d49659797ef34ae.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eae1b87c23b45ce5e5e74d5b1d73234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
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3卷引用:3.1 对数函数的概念
解题方法
5 . 求使下列不等式成立的实数x的集合:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625c98d380687f21f24aa62a685c1ad1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0db996c415b578a2349d806d8ee4e7df.png)
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5卷引用:3.指数函数
(已下线)3.指数函数北师大版(2019)必修第一册课本习题第三章§3 指数函数(已下线)第01讲 4.1指数+4.2指数函数—【练透核心考点】北师大版(2019)必修第一册课本例题3.2指数函数的图象和性质【导学案】3.2 指数函数的图象和性质课前预习-北师大版2019必修第一册第三章指数运算与指数函数
解题方法
6 . 比较下列各题中两个数的大小:
(1)
,
;
(2)
,
;
(3)
,
;
(4)
,
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc7ddb0ce33dc1f2a13136c66c6188c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528804d0888246929e08be417ef41c6d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21c6732a51caadce469d554cec676c34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d52e1a35a44cfd999ce626b5c6825a5c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadb9015a21d7baf12ef8620fc5a0179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1fbbf404098f1d1948a0d3d667d397d.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0403b1edfa5264b83ac0f74dd46d7013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e017f12375aba912f0bfa9a45a9c5ea.png)
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4卷引用:3.指数函数
(已下线)3.指数函数北师大版(2019)必修第一册课本习题第三章§3 指数函数(已下线)第4章 幂函数、指数函数与对数函数单元复习+热考题型-同步精品课堂(沪教版2020必修第一册)北师大版(2019)必修第一册课本例题3.2指数函数的图象和性质
解题方法
7 . 比较下列各题中两个数的大小:
(1)
,
;
(2)
,
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/359f8b3cc1984e8fffa7b0e01888be64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1dd490d33cfd2cb1fa3a8c1bc09b1df.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0403b1edfa5264b83ac0f74dd46d7013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a79e857719b269489b6bf6ead529cd5.png)
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3卷引用:3.指数函数
8 . 写出下列对数函数的反函数:
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15363c3316b65131919ae855a5772d0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0ea22683d6d5cdac7902d98b1c7995c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c4364227baaee64f82479aadc719be9.png)
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4卷引用:3.1 对数函数的概念
9 . 求下列各式中x的值:
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/263ea8601828cb0fa20e0e2ce32ce65f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20e99509e1917e5ee4a56936a51d2126.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa48457c6d8653fabb127e671712a6e.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0a8dc19e175a2b37cc7d9622cd1e70.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02475fa30d837efd463fd4ec6a028cb4.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4840a7cc1c989132a53ef670a080eda4.png)
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3卷引用:2.1 对数的运算性质
10 . 用
,
,
表示下列各式:
(1)
;
(2)
;
(3)
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db8d1e60de1eee844535bc62247c8776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930c3cceb0c8b9c84365d70105886d7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d9432b985fb78d057fc39f8a6086da4.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7acd079a0711dfaf93f0cb1db884f2b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fd64e60934535f5e61a51d5e86f600.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56ab4cc438a393fca6eec0cda44da002.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d63a64983612beaacd843d040f8263c4.png)
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6卷引用:2.1 对数的运算性质
(已下线)2.1 对数的运算性质北师大版(2019)必修第一册课本习题第四章2.1对数的运算性质(已下线)2.1对数的运算性质-同步精品课堂(北师大版2019必修第一册)(已下线)4.3 对数(6大题型)精讲-【题型分类归纳】(人教A版2019必修第一册)北师大版(2019)必修第一册课本例题2.1 对数的运算性质【导学案】2.1 对数的运算性质课前预习-北师大版2019必修第一册第四章对数运算与对数函数