解题方法
1 . 设函数f(x)=
sin2x+
cos2x,若将函数f(x)的图象向右平移
个单位,所得图象对应函数为g(x),则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cdaf49f9611922348aa2784465da614.png)
A.![]() ![]() ![]() |
B.![]() ![]() ![]() ![]() |
C.![]() ![]() ![]() |
D.![]() ![]() ![]() ![]() |
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2 . 已知函数
的图象上相邻两个最高点的距离为
,若将函数
的图象向左平移
个单位长度后,所得图象关于
轴对称,则
的解析式为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad933b514f83b046c17e9a8e8287de12.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/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
343次组卷
|
3卷引用:2016届广西河池高中高三上第五次月考文科数学试卷
名校
3 . 将函数
的图象向左平移
个单位长度之后,所得图象关于直线
对称,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/645977a7f39e507751bf0eba6b90bf87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3a6b1d5ce2a194520d6599b158bd90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6461468072bd27afd53fd5f9c3bf344.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2f05315635fc290eae9b019130e679.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/645977a7f39e507751bf0eba6b90bf87.png)
A.![]() | B.![]() | C.-![]() | D.-![]() |
您最近一年使用:0次
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4 . 将函数
的图像向左平移
个单位长度后,所得图像对应的函数是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7c5b84b70b86e66f80e2bf1336ff31.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
5 . 已知函数
,将函数
的图像上所有点的横坐标伸长为原来的
倍,纵坐标不变,再将所得函数图像向右平移
个单位,得到函数
的图像,则函数
的一个单调递增区间为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d99e59bd4539274f170d386faea5ac45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3897bf276a0b6c2121917d39b369df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990b6dc6b90ee98d5a95e1518bbd61b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990b6dc6b90ee98d5a95e1518bbd61b1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
395次组卷
|
2卷引用:2016届广西自治区桂林柳州高考压轴文科数学试卷
名校
6 . 将函数
的图象向左平移
个单位长度之后,所得图象关于直线
对称,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26a6603c6ef679e0e1b7d21cdff375d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4390fad80a8923f690ac8217650c4d90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de12bbd5097debc83d6a46364589748.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b957ae93385604808918b163c5b2070a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654eb92b38d1deeacca1ea74872615aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26a6603c6ef679e0e1b7d21cdff375d7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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7 . 函数
的图象如图所示,为了得到
的图象,只需将
的图象
![](https://img.xkw.com/dksih/QBM/2018/3/6/1896189515472896/1903293945741312/STEM/e2be70b7-fcef-4d9d-b10f-56093c387d50.png?resizew=157)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06b48bc0c342478236601dfd0eee14d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef663527d83f9626115c4e2a976f2007.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://img.xkw.com/dksih/QBM/2018/3/6/1896189515472896/1903293945741312/STEM/e2be70b7-fcef-4d9d-b10f-56093c387d50.png?resizew=157)
A.向右平移![]() | B.向左平移![]() |
C.向右平移![]() | D.向左平移![]() |
您最近一年使用:0次
8 . 若函数
的图像向右平移
个单位后所的图像关于
轴对称,则
的值可以是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f70533008b30d20704428378287fc7dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecdab625e32e38d1c72c901cece0e147.png)
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572207888957440/1572207894609920/STEM/bfbfdd17985b47dc82b34f61edfef3d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8542e50495795c98f7aa7501fe0690a.png)
A.7 | B.8 | C.9 | D.10 |
您最近一年使用:0次
2016-12-03更新
|
1275次组卷
|
2卷引用:2016届广西武鸣县高中高三上学期8月月考理科数学试卷
9 . 要得到y=2sin2x的图像,只需将函数y=sin2x+
cos2x的图像( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
A.向左平移![]() | B.向右平移![]() |
C.向左平移![]() | D.向右平移![]() |
您最近一年使用:0次