1 . 将函数
的图象按向量
平移后,得到函数
的图象,则函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f325001b6d2ff7c6e349052ab0c94455.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cb03c6e1ddb24c814d00e6080e8f1ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 .
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4de9560dc9e5564f8555d8c35b3623d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2013·贵州黔东南·二模
3 . 已知函数
,则下列结论正确的是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587882ac081850caa4447c44a7dbb845.png)
A.函数![]() ![]() |
B.函数![]() ![]() |
C.函数![]() ![]() |
D.函数![]() ![]() |
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2013·贵州黔东南·二模
4 . 已知
,且
,则
的值等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75da458f7bb39a361d9aa910713ca889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71041e4295b68be1fe2cf86bb8143275.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77d4eb9474a8ad486bf00c3d333f5c7c.png)
A.![]() | B.![]() | C.![]() | D.7 |
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