3 tan 2x+ √3 =....radian tolong jawabnya yg benar yyy
Matematika
kristomisinaga
Pertanyaan
3 tan 2x+ √3 =....radian
tolong jawabnya yg benar yyy
tolong jawabnya yg benar yyy
1 Jawaban
-
1. Jawaban ariyat
3 tan 2x = -√3
tan 2x = -√3/3
karena negatif ada di kuadran 2 dan 4
2x = 150° atau 330°
x = 150/2 = 75°
x = 330/2 = 165°
ubah ke radian
x = 75 × π/180 = (5/12)π = 1,309 r
x = 165 × π/180 = (11/12)π = 2,88 r