Matematika

Pertanyaan

diketahui f(x) = 2x + n dan f(2) = 1. Nilai f(7) - f(4) =...

1 Jawaban

  • f(x) = 2x + n
    f(2) = 1
    1 = 4+n
    -3 = n
    f(x) = 2x-3
    f(7) = 14-3 = 11
    f(4) = 8-3 = 5

    f(7)-f(4) = 11-5
    = 6

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