February 2019 1 16 Report
Tentukan nilai berikut:
a.Sin 150 Derajat
b.cosec 45 derajat
c.tan 330 derajat
d.sin 5/2 phi
e.cos 5/4 phi
Dengan contoh penyelesaian :
1. sin 135 derajat = sin (180 derajat - 45 derajat)
= sin 45 derajat = 1/2√2

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