Matematika

Pertanyaan

f(x/3x+5) = 2x ; nilai f(1)

1 Jawaban

  • Fungsi

    f{ x/(3x+5) = 2x

    f(1)= ....
    x / (3x+5)= 1
    3x+ 5 = x
    3x - x = - 5
    2x = - 5
    x = - 5/2

    f(1) = 2 (- 5/2)
    f(1) = -5

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