Nilai 2 cos 30°+2 sin 300°-cos 180°
Matematika
Mamatbrow
Pertanyaan
Nilai 2 cos 30°+2 sin 300°-cos 180°
1 Jawaban
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1. Jawaban urlovelyqueen
2 cos 30°+2 sin 300°-cos 180°
= 2 x 1/2 √3 + 2 x (-1/2 √3) - 1
= √3 - √3 - 1
= -1