求y=sin(2x+1)cos(2x-1)-cos(2x+1)sin(2x-1)的导数

来源：学生作业学帮网编辑：学帮网时间：2024/07/07 22:36:27

y'=(sin(2x+1)cos(2x-1)-cos(2x+1)sin(2x-1) )'
=sin'(2x+1-2x+1)
=sin'1
=0