已知函数
,(
)图象的一条对称轴为
,先将函数
的图象上所有点的横坐标伸长为原来的3倍,再将所得图象上所有的点向右平移
个单位长度,得到函数
的图象,则函数
的图象在以下哪个区间上单调递增( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eddc7cd91958abe153fc1cecf5b7559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b9f5bab329331795ccf58e444277430.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7de633b2c143b9f76b29cde1c6ffce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-05-17 13:55:26
|
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解题方法
【推荐1】已知函数
是偶函数,其中
,则下列关于函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f46a13297035069791fec890b2d7f7b.png)
的正确描述是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8cc0f68915013dd7697273b490029d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a8c0233f56dabafb54c9e5a18f9e52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f46a13297035069791fec890b2d7f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d70b9f344bacf5a24f2029be256ca86.png)
A.![]() ![]() |
B.![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
单选题
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适中
(0.65)
名校
【推荐2】已知
,
,则函数的值域和单调增区间分别为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1fdb69cd81697bdb6c74b3a6e6e337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99d83b0b32b590dda095594f939ac47a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
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适中
(0.65)
【推荐1】若
,函数
的图象向右平移
个单位长度后与函数
图象重合,则
的最小值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2a76a92209f2aa5684619151bb3c4f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48869f39b255cff0f5c429ec1ab6d167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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适中
(0.65)
名校
【推荐2】将函数
的图象先左移
,再纵坐标不变,横坐标缩为原来的
,所得图象的解析式为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次