Ini bagi yang bisa monggo dijawab tak kasih 25 poin.
subebe
√ 3 tan 2x - 1 = 0 √3 tan 2x = 1 tan 2x = 1/√3 tan 2x = 1/3 √3 rumus 1 tan 2x = tan A tan 2x = tan 30 2x = A + K . 180 Jika K = 0 2x = 30 + 0 x = 15 Jika K = 1 2x = 30 + 180 2x = 210 x= 105 Jika K = 2 2x = 30 + 360 2x = 390 x = 195 Jika K = 3 2x = 30 + 540 2x = 570 x = 285 HP = (15,105,195,285) (B)
√3 tan 2x = 1
tan 2x = 1/√3
tan 2x = 1/3 √3
rumus 1
tan 2x = tan A
tan 2x = tan 30
2x = A + K . 180
Jika K = 0
2x = 30 + 0
x = 15
Jika K = 1
2x = 30 + 180
2x = 210
x= 105
Jika K = 2
2x = 30 + 360
2x = 390
x = 195
Jika K = 3
2x = 30 + 540
2x = 570
x = 285
HP = (15,105,195,285) (B)