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Tentukan f(x) jika: g(x) = 4x – 3 dan (g o f)(x) = 16x2 + 4x + 9

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Tentukan f(x) jika:

g(x) = 4x – 3 dan (g o f)(x) = 16x2 + 4x + 9

Jawab:

Kita bisa lakukan perhitungan seperti berikut:

  (g o f)(x) = 16x2 + 4x + 9

  g(f(x)) = 16x2 + 4x + 9

  4f(x) – 3 = 16x2 + 4x + 9

  4f(x) = 16x2 + 4x + 9 + 3

  4f(x) = 16x2 + 4x + 12

    f(x) = 4x2 + x + 3

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2 comments for "Tentukan f(x) jika: g(x) = 4x – 3 dan (g o f)(x) = 16x2 + 4x + 9"

Anonymous September 7, 2023 at 11:16 AM Delete Comment
itu
Anonymous September 24, 2023 at 2:11 PM Delete Comment
Diketahui (f g) (x) = x ^ 2 - 3x + 4 Tentukan:

a. f(x) jika g(x) = x - 2

Jawab:

b. g(x) jika f(x) = x - 2

Jawab: