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Jika f(x) = x + 3 dan (g o f)(x) = x2 + 2x – 5, fungsi g(x) =

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Jika f(x) = x + 3 dan (g o f)(x) = x2 + 2x – 5, fungsi g(x) = …. 

     A.   x2 + 3x – 2

     B.    x2 – 4x – 2

     C.    x2 + x – 8

     D.   x2 + 4x – 8

     E.    x2 – 3x + 2

Pembahasan:

f(x) = x + 3

(g o f)(x) = x2 + 2x – 5

Jawaban: B

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2 comments for "Jika f(x) = x + 3 dan (g o f)(x) = x2 + 2x – 5, fungsi g(x) ="

Anonymous August 15, 2023 at 8:18 PM Delete Comment
Kok bisa ya mas yang 2x jdi 4(x+3)
Anonymous November 25, 2024 at 11:08 AM Delete Comment
2x kok bisa jadi -4(x+3) itu gimana