sin 0° sin Π-cos Π/3cosecΠ/6 bantu dong jawabanya bukan desimal

Nilai fungsi trigonometri

sin 0 = 0
sin π = 0
cos π = -1

cosec π/6 = 1/(sin π/6)  = 1/(1/2)= 2

(sin 0 . sin π - cos π) / (3 cosec π/6) =
 = (0)(0) - (-1)  / (3. 2)
= 1/6