已知函数fx=sinπ3-x，则要得到y=sin-π6-x的图象，只需将函数y=fx的图象上所有的点（）_刷题宝

题干

已知函数fx=sinπ

3

-x，则要得到y=sin-π

6

-x的图象，只需将函数y=fx的图象上所有的点（）

A：向左平移 $\frac{π}{2}$ 个单位长度

B：向右平移 $\frac{π}{2}$ 个单位长度

C：向左平移 $\frac{2 π}{3}$ 个单位长度

D：向右平移 $\frac{2 π}{3}$ 个单位长度

上一题下一题 0.0难度选择题更新时间:2016-05-17 05:14:17

答案(点此获取答案解析）

A

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