已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/88f66c45-2ae4-4441-b937-8288973df341.png?resizew=187)
(1)求函数
的解析式;
(2)求函数
的定义域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14b7acc78520f10b241b222a78a9fc2b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/88f66c45-2ae4-4441-b937-8288973df341.png?resizew=187)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e99b96b02f16c6e99f456f642c03a7c.png)
更新时间:2020-02-19 15:33:06
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【推荐1】求下列函数的值域.
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c76a09da6850000d181e7cccac3deba.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7538e865af749b31a05d820d94bd1f6.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9faa22d5800e4a65f8b23827f56b3017.png)
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【推荐2】设函数
,且
.
(1)求a的值,并求函数
的定义域;
(2)用单调性的定义证明:函数
在区间
上单调递减.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7051f05a32e550a1ccdc10bd796ed539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196be101149acfb6a6c4ceca7fc96828.png)
(1)求a的值,并求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)用单调性的定义证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3acc59332a5189f4198f6a0a96113ce7.png)
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【推荐1】函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/2022/1/16/2895616886390784/2900125299752960/STEM/7271634b-30ad-4d72-ae63-369bb54fbabf.png?resizew=166)
(1)求A,
,
的值;
(2)将函数
的图象向右平移
个单位长度,得到函数
的图象,若
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4748c1de34825a47ec80a390d743af27.png)
![](https://img.xkw.com/dksih/QBM/2022/1/16/2895616886390784/2900125299752960/STEM/7271634b-30ad-4d72-ae63-369bb54fbabf.png?resizew=166)
(1)求A,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6429783ab491d999a8698dd3562aed7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/231d4cf84bb2222b476e33ef4d3bed02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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【推荐2】如图为函数
的部分图象.
![](https://img.xkw.com/dksih/QBM/2021/3/3/2669995173191680/2671559513645056/STEM/448cfa140de04228bccec74ab71d9d9c.png?resizew=156)
(1)求函数解析式;
(2)求函数
的单调递增区间;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0da0aef8554d59f42eae18d7b31736.png)
![](https://img.xkw.com/dksih/QBM/2021/3/3/2669995173191680/2671559513645056/STEM/448cfa140de04228bccec74ab71d9d9c.png?resizew=156)
(1)求函数解析式;
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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