nilai cos 145°+cos 35°-cos 45°=
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nilai cos 145°+cos 35°-cos 45°=
1 Jawaban
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1. Jawaban nanvanzgogog
Diket = cos 145° = -0,81915204
Cos 35° = 0,81915204
Cos 45° = 0,70710678
Dit = cos 145°+cos 35°-cos 45°=
Jwb= -0,81915204 + 0,81915204 - 0,70710678= -0,7010678