
Soal latihan fungsi komposisi dan invers
Authored by Mahmudah 164
Mathematics
University
Used 4+ times

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10 questions
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1.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Diketahui : R→ R, g : R → R, g(x)=2x+3 dan (f°"g)" (x)=12x2 + 32x + 26. Rumus f(x)= ...
(a)
2.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Diketahui f(x) = 4x + 2 dan g(x)= (X-3)/(x+1),x≠ -1, invers (g°f)(x) adalah . . .
(a)
3.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Ditentukan g(f(x)) = f(g(x)). Jika f(x) = 2x + p dan g(x) = 3x +120, maka nilai p = . . .
(a)
4.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
Diberikan 2 buah fungsi masing-masing f(x) dan g(x) berturut-turut adalah sebagai berikut:
f(x) = 3x + 2
g(x) = 2 – x
tentukan (gof) (x)
(a)
5.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Diketahui:
f(x) = 3x2 + 4x + 1
g(x) = 6x
tentukan (fog) (2)
(a)
6.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
Jika diketahui f(x) = x – 3 dan g(x) = 2x + 4 maka (gof)-1(2) adalah
(a)
7.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
Diketahui f(x) = 2 + √(x+2) maka f-1(x) adalah…
(a)
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