The maximum value of `cos^2(pi/3-x)-cos^2(pi/3+x)`, is

The minimum value of cos^(2)((pi)/3-x)-cos^(2)((pi)/3+x) is

The greatest value of cos^(2)((pi)/(3)-x)-cos^(2)((pi)/(3)+x) is

The maximum value of sin(x+pi/5)+cos(x+pi/5), where x in (0, pi/2), is attained at

If m and M be the minimum and maximum value of f(x)=cos((pi)/(10)+x)-cos((pi)/(10)-x)-cos((3 pi)/(10)+x)+cos((3 pi)/(10)-x) then

The maximum value of sin(x+(pi)/(5))+cos(x+(pi)/(5)), where x in(0,(pi)/(2)), is attained at

The range of cos^(2)(2(pi)/(3)-x)+cos^(2)(2(pi)/(3)+x) is

The extreme values of cos x cos((2pi)/(3)+x)cos((2pi)/(3)-x) is

The maximum value of y=sin ^3 x cos x "at" pi//3 is

The value of cos(pi+x)cos(pi+x)sec^(2)x is