解:因为函数f(x)=2cos∧2(4分之π-x)+根号3cos2x-1
=2cos²(π/4-x)-1+根号3cos2x
=cos(π/2-2x)+根号3cos2x
=sin2x+根号3cos2x
=2sin(2x+π/3)
所以周期T=2π/2=π
谢谢
f(x)=2cos²(π/4-x)+根号3cos2x-1
=2cos²(π/4-x)-1+根号3cos2x
=cos(π/2-2x)+根号3cos2x
=sin2x+根号3cos2x
=2sin(2x+π/3)
所以T=2π/2=π
函数f(x)=2cos∧2(4分之π-x)+根号3cos2x-1
=2cos²(π/4-x)-1+根号3cos2x
=cos(π/2-2x)+根号3cos2x
=sin2x+根号3cos2x
=2sin(2x+π/3)
所以周期T=2π/2=π