y=√3sinx/2+cosx/2=2sin(x/2+π/6)令x/2+π/6取0,π/2,π,3π/2,2π得到x分别为-π/3,2π/3,5π/3,8π/3,11π/3对应函数值为0,2,0,-2,0描出五个点(-π/3,0),(2π/3,2),(5π/3,0),(8π/3,-2),(11π/3,0)用光滑曲线连...