February 2019 1 23 Report
Hitung nilai dari setiap pernyataan trigonometri berikut.
a. sin 60o × cos 30o
+ cos 60o × sin 30o
b. 2(tan 45o
)2
+ (cos 30o
) – (sin 60o
)2
c.
o
o o
cos 45
sec 30 + csc 30
d. − o o o
o o o
sin 30 + tan 45 csc 60
sec 30 + cos 60 + cot 45
e.      
   
− 2 2 2

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