Matematika

Pertanyaan

| x-2 | + | 2x-8 | =4

1 Jawaban

  • | x-2 | + | 2x-8 | =4

    (i)
    x - 2 + 2x - 8 = 4
    -x - 10 = 4
    -x = 14
    x = -14

    (ii)
    x - 2 + 2x - 8 = -4
    -x - 10 = -4
    -x = 6
    x = -6

    Jadi HP : {-14,-6}

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