1 . 下列函数中,在定义域内存在反函数的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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2021高三·江苏·专题练习
2 . 设
,其中常数
.
(1)设
,
,求函数
(
)的反函数;
(2)求证:当且仅当
时,函数
为奇函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa8240926fe03396a84d96165dd6aa58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964b2953a2d69ee37402d392481162bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
(2)求证:当且仅当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
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3 . 已知函数
在定义域
上是单调函数,值域为
,满足
,且对于任意
,都有
.
的反函数为
,若将
(其中常数
)的反函数的图像向上平移1个单位,将得到函数
的图像,则实数k的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4850906cd629d48f73289387ce96433b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20929024591b098720d10bf40dd2d03b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1446751a183b0d4a815378c5ed5a3ebf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37c406a046f2922228959c4b460013f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9afb528423ed6c19355ca8bd8f2359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d83e00a2aeaa3cc3a70c7d80706f1c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9afb528423ed6c19355ca8bd8f2359.png)
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4 . 函数
的反函数是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
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2020-12-23更新
|
470次组卷
|
5卷引用:课时15 反函数-2022年高考数学一轮复习小题多维练(上海专用)
(已下线)课时15 反函数-2022年高考数学一轮复习小题多维练(上海专用)天津市河北区2021-2022学年高一上学期期末数学试题上海市青浦区2021届高三上学期一模(期终学业质量调研)数学试题上海市青浦区2021届高三上学期一模数学试题(已下线)2021年高考数学押题预测卷(上海专用)02
5 . 若函数
的反函数
图像经过点
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343d144f44e7f67732bcd39a77396ae0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df606c588fc57878251a95a49b4115d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe653ed86488f8dcdf2612ac544fe2aa.png)
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6 . 函数
,
的反函数是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc17ebcc65ea1a67ba1eabe2b0edab1.png)
__________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a061fda22c2c6292db6b198f2622b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d58567d3cb3137e68b7ff1671cd8433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc17ebcc65ea1a67ba1eabe2b0edab1.png)
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7 . 已知函数
是函数
的反函数,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09922f25b97d4aedb83abcdb25f1fdab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c0eb333051bd50c53cb547369adcf43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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名校
8 . 已知函数
,则此函数的反函数是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c904567c3b3734e1eca8d042ef7a7b2d.png)
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9 . 幂函数
的图像过点
,其反函数为
,则
=_____ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92e7d192c1c988462b773b36fe0bc169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a2a1822ac7392b61b2c0fffc1fbc05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56725a44a7c4c5bc22f46e3cdcf5ed65.png)
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2020-12-02更新
|
228次组卷
|
3卷引用:考向05 幂函数-备战2022年高考数学一轮复习考点微专题(上海专用)
解题方法
10 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d11d47d975c85c8c5e486e495b2365d.png)
(1)求函数
的最小值及取得最小值时相应的
的值;
(2)若当
时,函数
的反函数为
,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d11d47d975c85c8c5e486e495b2365d.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507628e5ee1b8f649912cb76f446759a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a2a1822ac7392b61b2c0fffc1fbc05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a35cebd8bdc8b323a6f9b55b92bc3256.png)
![](https://img.xkw.com/dksih/QBM/2020/11/26/2601088383164416/2605411077251072/STEM/37f4632e6658413996323dcc5222bdbb.png?resizew=2)
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