cos 60 drajat + cos 30 drajat?
Matematika
PecintaJKT48
Pertanyaan
cos 60 drajat + cos 30 drajat?
1 Jawaban
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1. Jawaban Fuika
Cos 60 ° = 1/2
Cos 30 ° = 1/2 akar 3
Cos 60 ° + cos 30 °
= 1/2 + 1/2 akar 3
= 1 akar 3