(cos 300°-sin210°)×(cos300°+sin210°)
Matematika
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Pertanyaan
(cos 300°-sin210°)×(cos300°+sin210°)
1 Jawaban
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1. Jawaban agungfrin23
maaf jawaban yg saya tulis salah. seharusnya (cos(300))-sin210)x(cos310+sin210)=(0.5-(-0.5))x(0.5+(-0.5))
=1x0
=0Pertanyaan Lainnya