Cos 45 drajat +sin 45 drajat -cotan 30 drajad
Matematika
tatsumikun
Pertanyaan
Cos 45 drajat +sin 45 drajat -cotan 30 drajad
1 Jawaban
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1. Jawaban DB45
nilai fungsi trigonometri
cos 45 + sin 45 - cot 30
= 1/2 √2 + 1/2 √2 - √3
= √2 - √3