Jawabanmu

2014-04-12T17:04:39+07:00
Himpunan penyelesaian sin 3x = ½, 0°≤ x ≤ 180°Jawab: sin 3x = sin 30° maka • 3x = 30° + k.360° x = 10° + k.120° k = 0 → x = 10° k = 1 → x = 10° + 120° = 130° 9
2014-04-12T17:58:52+07:00
 sin 3x = ½, 0°≤ x ≤ 180°Jawab: sin 3x = sin 30° maka • 3x = 30° + k.360° x = 10° + k.120° k = 0 → x = 10° k = 1 → x = 10° + 120° = 130° 9