Matematika

Pertanyaan

tolong pake caranya ya
tolong pake caranya ya

1 Jawaban

  • Bab Nilai Mutlak
    Matematika SMA Kelas X

    | (x + 2) / (x - 2) | = 5

    (x + 2) / (x - 2) = 5
    x + 2 = 5 (x - 2)
    x + 2 = 5x - 10
    x - 5x = - 10 - 2
    -4x = -12
    x = -12/-4
    x = 3

    (x + 2) / (x - 2) = - 5
    x + 2 = - 5 (x - 2)
    x + 2 = -5x + 10
    x + 5x = 10 - 2
    6x = 8
    x = 8/6
    x = 4/3

    HP = { 4/3, 3 }