Question

Tolong dijawab yah !

Answer 1

(sin 270 . cos 135 . Tan 135)/(sin 150 . Cos 225)
= (-sin 90 . - cos 45 . - Tan 45) / (sin 30 . - cos 45)
= (sin 90 . Tan 45) / (sin 30)
= (1 . 1)/(1/2
= 2