解题方法
1 . 求下列函数的值域:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2a82d91ab8cf7740295df5a154bb36.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98a88412f7ffe99c0a2ac0ed56b4ebf0.png)
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2 . 求
的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa3fa7ad1f8e6941cad2c35dfa6218b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa3fa7ad1f8e6941cad2c35dfa6218b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b7cdf22533e88891221496236ea83fb.png)
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3 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347a96cefede75c6040cd54afa6ff31c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5842211fa468f27a40e971a75bcfe619.png)
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2023-10-08更新
|
319次组卷
|
3卷引用:复习题三
4 . 已知
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d9caff846b9d2d4ea37b7df76719c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/872be4645b9ccafc2744f8c822d17005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577ed0748e1a07bb8a10532f4a9e4fb5.png)
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5 . (1)从图中你能抽象出指数函数的哪些性质?
(2)有的同学认为“理解了此图就掌握了指数函数的性质”,谈谈你对该观点的看法.
(2)有的同学认为“理解了此图就掌握了指数函数的性质”,谈谈你对该观点的看法.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/27/3494a72e-2c90-4ec9-857d-111e7f9d5b78.png?resizew=169)
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解题方法
6 . 求下列函数的定义域:
(1)
;
(2)
;
(3)
;
(4)
(
,且
).
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7de8e104c4778b04371ec9853a0380.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92de0443454adc5bed0fd71d680a527d.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e29a7ff297a0c7f75a59e6939a952508.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6829f4eae319f285057d89c62c0d57c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
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解题方法
7 . 已知函数
(其中a,b为常量,且
,
,
)的图象经过点
,
.
(1)求函数
的解析式;
(2)若不等式
在区间
上恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81d6c95ea3b9d0ff3e90a702d2db77d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03b011f69dfc5262a3d82f64676739b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440b61cd452731d6879f439977b87944.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1303a69b5f39d8e6b798d4ce33971611.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5487f5bd7ad5e53a25782e22d4d8bb13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e58768fc0df02f60aa54d00fe063c52.png)
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解题方法
8 . 已知下列不等式成立,比较m,n的大小:
(1)
;
(2)
;
(3)
(
,且
)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f915aad760fda1225bb6db490f6eeec2.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4660fe27bd66497f98cfc8529d68fc59.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/822be25874d0227e1e52513c42cd4b8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
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9 . 已知
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e7d77cef092f1ed844608e2f6c61e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0d07d630f78c8e43f1d1b7ce2b87c23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3942d87c5d163ce9d3620b2e0853b.png)
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2023-10-08更新
|
124次组卷
|
3卷引用:复习题三
10 . 判断下列各式是否恒等(
,且
).
(1)
和
;
(2)
和
;
(3)
和
;
(4)
和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e59d7fda376ea7de5b96e98c9b7c018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd5e7d9dd02334fbf220eee89cdf860.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e168adb7642358ef4c0aa9bcc2efd2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9b092abfc01bd3f01bd63f69d79789c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1938a7a366119f6a33a1d0b8988a591.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ea4b5b10e1f30cb4e9403029259124.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3463d37c72c7a7b0bd4d380361b94de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df8a4bd31071ad5884f9d31190d9a3c3.png)
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