Matematika

Pertanyaan

| x + 6 | = 3x + 1 mohon caranya plisssssssssss di kumpul bsk

1 Jawaban

  • Materi : Nilai Mutlak
    Kelas : X SMA

    Ix + 6I = 3x + 1
    x + 6 = 3x + 1 atau -(3x + 1)

    Jika positive :
    x + 6 = 3x + 1
    x - 3x = 1 - 6
    -2x = -5
    x = 5/2

    Jika Negative :
    x + 6 = -(3x + 1)
    x + 6 = -3x - 1
    x + 3x = -1 - 6
    4x = -7
    x = -7/4 (TM)

    Hp = {5/2 }

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