f(x)=√3sin(2x-30°）+1-cos(2x-30°）
=2sin(2x-30-30)+1
=2sin(2x-60°)+1
最小正周期 ∏
2x-∏/3=∏/2+2k∏
x=5∏/12+k∏,k=0.1.2.3.
f(x)max=2