sin(-(11 pi)/(3))Reduce" to an actuite "

sin (- (11pi)/(3))

sin (- (11pi)/(3))

sin(-11pi)/(3)

sin((-11pi)/3)

(sin (- (11 pi) / (3)) * sec (- (7 pi) / (3))) / (cot ((5 pi) / (4)) csc ((7 pi) / (4) )) =

Value of sin (-(11pi )/( 3)) is

Prove that (sin(-(11pi)/(3))tan((35pi)/(6))sec(-(7pi)/(3)))/(cos((5pi)/(4))cosc((7pi)/(4))cos((17pi)/(6)))= (2)/(sqrt(3))

The value of ((cos pi)/(30)*(cos(3 pi))/(10)*(cos(11 pi))/(30))^(2)+((sin pi)/(30)*(sin(3 pi))/(10)*(sin(11 pi))/(30)) is equal to

In the interval ((pi)/(4), (11 pi)/(12)) , then function f (x) = sin 3x - cos 3x, 0 lt x lt pi is: