f(x)=√3asinx+bcos(x-π/3)f(x) 图像过点(派/3,1/2),(7派/6,0)所以3/2*a+b=1/2-√3/2a-√3/2b=0解得：a=2+√3,b=-2-√3∴f(x)=(2+√3)[√3sinx-cos(x-π/3)]=(2+√3)[√3sinx-cosxcosπ/3-sinxsinπ/3]=(2+√3)(√3...