Matematika

Pertanyaan

f(2x-3) = 7x-16
nilai dari f(7) adalah..

1 Jawaban

  • f(2x - 3) = 7x - 16
    f(2x - 3) = f(7)

    2x - 3 = 7
    2x = 3 + 7
    x = 5

    f(7) = 7x - 16
    f(7) = 7.5 - 16
    f(7) = 35 - 16
    f(7) = 19

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