已知函数
(
,
,
)在半个周期内的图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f480d3847c3cd17343596b5303a6645b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8114625c484d5ecfab3828b0b9c88d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
![](https://img.xkw.com/dksih/QBM/2020/7/13/2505212352266240/2506557346676736/STEM/c97d1114-3839-4f03-b2ee-ff76d5961f4b.png)
19-20高一下·陕西西安·期末 查看更多[2]
更新时间:2020-07-15 19:06:53
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【知识点】 由图象确定正(余)弦型函数解析式解读
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