已知函数
的图像过点
,且
.
(Ⅰ)求
的值;
(Ⅱ)求函数
的最大值,并求此时
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833fb37de8a52450836c93dc32b0801c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b6a9ffffc0c461881b427c543924cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b9f5bab329331795ccf58e444277430.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(Ⅱ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
更新时间:2016-12-04 03:15:59
|
相似题推荐
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知函数
.
(1)求
的最大值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f132f51b6b37eed4e3be5596ff90f481.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c008b0275a602571d8907bb126a563ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c1ba6b6ee00c4b2763cb3fa59caa69f.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐2】求下列函数的最值及取到最值时对应x的值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bfb2af2dd14bb30fe0883d324267088.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32a6b6023166daf014a64c52a9e0fa43.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
【推荐1】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56db086f4a38e0c7024110e38e97298.png)
的图象是由
的图象向左平移
个单位长度得到的.
(1)若
的最小正周期为
,求
图象的对称轴方程,与
轴距离最近的对称轴的方程;
(2)若
图象相邻两个对称中心之间的距离大于
,
且
,求
在
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56db086f4a38e0c7024110e38e97298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84387080873841ed6c43f47228009343.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f43d4df8567d480f037b200f0d1a55b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06cd355e1e72f1b5775254dccdbeb337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeed4e7ba1b362da405dbb08a2cbfab2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37bc16d688319ede233c4c71e9f4ad14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb2931633387d018436443b684d4ac9.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】已知函数
的最小正周期为
,最小值是
,且图像过点
,求这个函数的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54c92c1ad9d975b2c74aa18388934ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5d2cd07860da8ae34c2801c76580236.png)
您最近一年使用:0次