f(x)为奇函数时：-f(x)=-Asin(wx+φ)=f(-x)=Asin(-wx+φ)sin(wx+φ)=-sin(-(wx-φ))=sin(wx-φ)wx+φ=wx-φ+T所以φ=k*T/2=kπ/ω,k为任意整数f(x)为偶函数时：f(x)=Asin(wx+φ)=f(-x)=Asin(-wx+φ)Asin(wx+φ)=Asin...