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Soal latihan fungsi komposisi dan invers

Authored by Mahmudah 164

Mathematics

University

Used 4+ times

Soal latihan fungsi komposisi dan invers
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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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