Jika f(x) = 2x + 7 dan g(x) = x – 1/x + 3, fungsi (f o g)-1(x) =
Jika f(x) = 2x + 7 dan g(x) = x – 1/x + 3, fungsi (f o g)-1(x) = ….
A. 3x – 19/x + 9
B. 9x – 19/x – 3
C. x – 9/3x + 19
D. -3x + 19/x – 9
E. 9x + 19/x + 3
Pembahasan:
Jawaban: D
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