题目内容
函数的图象可以看成是把函数
的图象做以下平移得到的
[ ]
A.向左平移

B.向右平移

C.向左平移

D.向右平移

答案:A
解析:
解析:
解析:考查三角函数图象的变换。 由于
的图象,只需将函数
|

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