Matematika

Pertanyaan

selesaikan persamaan nilai mutlak berikut
|x+2/x-2|=5 ?

1 Jawaban

  • |(x + 2)/(x - 2)| = 5

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

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

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