已知
的导函数为
,则
的一条对称轴为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d874ee1b1b0cc709bdb5ffe99c780c80.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/368c73c5b1fc66954165a11ebd9bba5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d67256fb95d1035d27a4b444a940071.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e76c7f31673c47329a9bc75f4f21c186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d874ee1b1b0cc709bdb5ffe99c780c80.png)
更新时间:2021-02-02 20:37:47
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相似题推荐
填空题-单空题
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较易
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名校
【推荐1】若小球自由落体的运动方程为
(g为常数),该小球在
到
的平均速度为
,在
的瞬时速度为
,则
和
的大小关系为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77539d5d6f098b515321cf8e5dc72329.png)
________
(填“
”,“
”或“
”)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f70f8bfa6a683d572914b7ddfb16346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2a51944c720568f35d443589dfc1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66884efff7400f92b530d69d029778d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77539d5d6f098b515321cf8e5dc72329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cbeede118c407a800b05757b9a1393e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/814f55724f7ee57bd395eb3b95393c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77539d5d6f098b515321cf8e5dc72329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/814f55724f7ee57bd395eb3b95393c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77539d5d6f098b515321cf8e5dc72329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/814f55724f7ee57bd395eb3b95393c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392cdb9d30684cce244bef94b8d861b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff7942da6c3fc4005256fb1458557c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
您最近一年使用:0次
填空题-单空题
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解题方法
【推荐2】已知函数
经过点
,且
,请写出一个符合条件的函数表达式:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ca979687ffb2214e747525635a6912c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/312b337ded107df0b8c214c970dd3eb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
解题方法
【推荐1】关于函数
,
.现有下列命题:
①由
,得
必是
的整数倍;
②
的表达式可以改写为
;
③
的图像关于点
对称;
④
的图像关于直线
对称.
其中正确的命题序号为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ec40fd1f5c4fb3b20edda681b0d22f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
①由
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40fd17a767750d2f6445f7230093bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e86e6f0ac5903369afea2c8d04ba412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9609625b502348556ff8ba32deac8caa.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41f4803f4087dc720ee55fc117de10f.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2460590cf78dcf659364cf3e9cd70cf0.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c366dcd7fdd83db8578a19499ffed0.png)
其中正确的命题序号为
您最近一年使用:0次
填空题-单空题
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【推荐2】设函数
,
则下列判断正确的是_____ .
①.函数的一条对称轴为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24db7b603aebdee8e298d1fe49c848e1.png)
②.函数在区间
内单调递增
③.
,使![](https://staticzujuan.xkw.com/quesimg/Upload/formula/759a215e15a62a75ee49781cdc4786cf.png)
④.
,使得函数
在其定义域内为偶函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b72ae53fdc3c3ebc901f23ee3fba246.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17728b2b76620e8a28cc1c3f5d409a9.png)
①.函数的一条对称轴为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24db7b603aebdee8e298d1fe49c848e1.png)
②.函数在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b812beee4aa8957af1c6e1ff98f0f2.png)
③.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6589ba26694e508a643bc17cc9e300ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/759a215e15a62a75ee49781cdc4786cf.png)
④.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19662b66f02a288d793b892632299a4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d084dabd41709a74c74a62da0ad380ea.png)
您最近一年使用:0次