Matematika

Pertanyaan

2 log x = log (3x-2)

1 Jawaban

  • 2 log x = log (3x-2)
    log x² = log (3x-2)
    x² = 3x-2
    x²-3x+2 = 0
    (x-2)(x-1) = 0

    (*)x-2 = 0
    x = 2

    (**) x-1 = 0
    x = 1

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