Matematika

Pertanyaan

bantuin saya please :")
bantuin saya please :)

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1 Jawaban

  • 'xlog( 5x+14) = 2
    xlog( 5x+14) = xlogx^2
    5x+14= x^2
    0= x^-5x-14
    x^2 -5x-14=0
    ( x-7)(x+2)
    X1 =7 x2 = -2 ( jawaban d)

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