• jawab

    √3 tan 2x = 1
    tan 2x =  1/√3 = tan 30
    2x = 30 + k. 180
    x = 15 + k. 90
    k = 0,1,2,3,...

    k = 0 , x = 15
    k = 1 , x = 105
    k = 2 , x = 195

    hp x pada  0 <x < 180
    x = (15, 105)

Pertanyaan Lainnya