sin 60°-cos330°+tan 225°
Matematika
sabihil
Pertanyaan
sin 60°-cos330°+tan 225°
2 Jawaban
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1. Jawaban Septi9597
Jawabannya 1
Maaf klo salah -
2. Jawaban rifkiridha
sin 60 -cos(-30) + tan 45 = sin60 - cos30 + tan45
=sin60-sin60+tan45=tan45=1