" (1) "(1)/(sin3 alpha)[sin^(3)alpha+sin^(3)((2 pi)/(3)+alpha)+sin^(3)((4 pi)/(3)+alpha)]" is equal to "

(1)/(sin3alpha)[sin^(3)alpha+sin^(3)((2pi)/(3)+alpha)+sin^(3)((4pi)/(3)+alpha)] is equal to

(1)/(sin3alpha)[sin^(3)alpha+sin^(3)((2pi)/(3)+alpha)+sin^(3)((4pi)/(3)+alpha)] is equal to

The value of sin^(2)alpha+sin((pi)/(3)-alpha)sin((pi)/(3)+alpha) is

The expression 3{sin^(4)((3pi)/(2)-alpha)+sin^(4)(3pi-alpha)} -12{sin^(6)((pi)/(2)+alpha)+sin^(6)(5pi-alpha)} is equal to

The expression 3[sin^(4)((3)/(2)pi-alpha)+sin^(4)(3 pi+alpha)]-2[sin^(6)((1)/(2)pi+alpha)+sin^(6)(5 pi-alpha)] is equal to

The expression 3[sin^(4)((3)/(2)pi-alpha)+sin^(4)(3pi+alpha)]-2[sin^(6)((1)/(2)pi+alpha)+sin^(6)(5pi-alpha)] is equal to

The expression 3{sin^(6)""((pi)/(2)+alpha)+sin^(6)(5pi-alpha) is equal to

The expression 3{sin^(6)""((pi)/(2)+alpha)+sin^(6)(5pi-alpha)} is equal to