Hasil dari: tan660°-sin900°+cos(-390)
Matematika
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Pertanyaan
Hasil dari:
tan660°-sin900°+cos(-390)
tan660°-sin900°+cos(-390)
1 Jawaban
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1. Jawaban KHAERUNNISAFITRI
Tan 660° = Tan 330° = - Tan 60° = -√3
sin 900° = sin 180° = sin 0° = 0
cos (-390)° = 1/2√3