graceheronstairs graceheronstairs 04-06-2018 Mathematics contestada the equation sin(pi/6-x) is equal to a. 1/2(sqrt3 cos x- sin x) b. 1/2(sqrt 3 cos x + sin x) c. 1/2 (cos x-sqrt 3 sin x) d. 1/2(cos x + sqrt 3 sin x)