
MATEMATIKA XI
Authored by MOHAMMAD ALI
Mathematics
11th Grade
Used 1+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Diketahui f(x) = 2x + 1 dan g(x) = x² - 3. Nilai (f o g)(2) adalah...
a. 3
b. 5
c. 7
d. 9
e. 11
2.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Jika f(x) = x + 3 dan g(x) = 2x - 1, maka (g o f)(x) adalah...
a. 2x + 5
b. 2x + 7
c. 2x + 9
d. 2x + 11
e. 2x + 13
3.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Diketahui (f o g)(x) = 3x² + 1 dan g(x) = x² - 2. Nilai f(1) adalah...
a. 2
b. 4
c. 6
d. 8
e. 10
4.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Jika f(x) = x² + 1 dan g(x) = √x, maka daerah asal (f o g)(x) adalah...
a. x ≥ 0
b. x > 0
c. x ≤ 0
d. x < 0
e. Semua bilangan real
5.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Diketahui f(x) = 2x + 1 dan g(x) = x³. Nilai (g o f)(x) adalah...
a. 8x³ + 1
b. 8x³ + 12x² + 6x + 1
c. 8x³ + 12x² + 6x
d. 8x³ + 6x
e. 8x³
6.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Invers dari fungsi f(x) = 3x - 2 adalah...
a. f⁻¹(x) = (x + 2)/3
b. f⁻¹(x) = (x - 2)/3
c. f⁻¹(x) = (2 - x)/3
d. f⁻¹(x) = 3x + 2
e. f⁻¹(x) = 3x - 2
7.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Jika f(x) = x² + 4, x ≥ 0, maka f⁻¹(x) adalah...
a. √(x - 4)
b. √(x + 4)
c. √x - 4
d. √x + 4
e. x² - 4
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