please

来源：学生作业帮助网编辑：作业帮时间：2024/05/03 15:47:53

please
please

please
这个很简单啊,只要把sin2x放在原题给出函数的定义域里解就行了

亲，时间有限啊稍等

please please. please. please please! please please～ please, please~ please please. please please please please! please please! please