5 If sin 0=- (a) sin (20) 60<0<2, find the exact value of each of the following. 0 0 (b) cos (20) (d) cos 2 (c) sin (a)
Posted: Sat Jul 09, 2022 2:06 pm
5 If sin 0=- (a) sin (20) 60<0<2, find the exact value of each of the following. 0 0 (b) cos (20) (d) cos 2 (c) sin (a) sin (20) = (Type an exact answer, using radicals as needed.) π (b) cos (20) = (Type an exact answer, using radicals as needed.) (d) cos 0 2 (Type an exact answer, using radicals as needed.) (c) sin = Ꮎ 2 (Type an exact answer, using radicals as needed.) =