已知函数
的最小正周期为
,则函数
图象的一条对称轴方程为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aabdcfd7cb767ec62811de7fbcbb4903.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
更新时间:2024-05-26 23:18:03
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适中
(0.65)
【推荐1】以下关于函数
的结论:
①
的图象关于直线
对称;
②
的图象关于点
对称;
③
在区间
上是减函数;
④若
对任意
都有
成立,那么
的最小值为
.
其中正确的结论是______ (写出所有正确结论的序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721e4f864a42207d6446c47340c1f10e.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c366dcd7fdd83db8578a19499ffed0.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7db27c2e37fd8cb20e79de20dc190d5.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/456852fc793fa1ef7de4fdb3d62d3f9e.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c4020b17f7ad2d5f179b3f6b01898e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fdc1f8ed0ae44b54a9a2a3aca2db4.png)
其中正确的结论是
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解题方法
【推荐2】已知函数:①
;②
;③
;④
.其中,最小正周期为
且图象关于直线
对称的函数序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b984165dafceca4ef3b55c37109b899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d2f99b8e41e409f040bd64dc28f2b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1212554cfa572bdd8b0b84c00dc1525.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4cb35838e5821aefa7196ffbc8080a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9895bf4192f5c55c16f8270d53c49b13.png)
您最近一年使用:0次
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【推荐1】设函数
,其图象的一条对称轴在区间
内,且
的最小正周期大于
,则
的取值范围是____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b96bafb79ff76e27e9c643d405ecbbe4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ddbb5cfaedab59c97125105c3fe590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9b51e94cb1fc62953989fa5c5ff7fe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
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(0.65)
解题方法
【推荐2】将函数
的图象向左平移
个单位长度,所得图象的一个对称中心为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36f9684341cdfba05778a6f9af79793.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aeb076bad84890e24dbdc945ad543cb.png)
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解题方法
【推荐1】若函数
与
有相同的零点,其中
,且
在
上有且只有一个零点,则
的值为____________ ,实数
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f62edb5d718a68ce4341c2f05f21d053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83b207e1cf4e90a74419ab1dbbda65ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba4e9d0c6e1d784870a39802b6b9a2d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282bd8132e2d40176dec2cc77010856b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604a187300e47ef2d6b772d1ac5cf4a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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【推荐2】设函数
其中
,若
和
分别是函数
的零点和极值点,且
在区间
上单调,则
的所有可能的取值构成的集合为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3229ff120a4ba7a2779ea99439b9f47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a5d16fe3ed65c2a6bd15f8bb3a93b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ee87c2238af98e17416a22aca19ee5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/580d6b5bd6a76fc29abc502d5633d7b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次