cos 300°-cos 180° +cos 90°=
Matematika
rara825
Pertanyaan
cos 300°-cos 180° +cos 90°=
1 Jawaban
-
1. Jawaban Anonyme
Bab Trigonometri
Matematika SMA Kelas X
cos 300° - cos 180° + cos 90°
= 1/2 - (-1) + 0
= 1/2 + 1
= 1 1/2