Jika f(x) = 9x – 2 dan g(x) = 7x + 8, nilai dari
(f + g)(4) adalah ....
MATEMATIKA 11 S1 HAL 057 UAS
Quiz
•
Mathematics
•
9th - 12th Grade
•
Hard
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika f(x) = 9x – 2 dan g(x) = 7x + 8, nilai dari
(f + g)(4) adalah ....
70
72
76
78
84
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan grafik fungsi berikut dan pernyataan-pernyataan di bawahnya!
(1) Domain = {x | x ≥ 0, x ∈ R}
(2) Range = {y | y ≥ 0, y ∈ R}
(3) Nilai dari f(0) = 8.
(4) Nilai dari f(8) = 0.
Pernyataan yang benar ditunjukkan oleh nomor ....
(1) dan (2)
(1) dan (3)
(2) dan (3)
(2) dan (4)
(3) dan (4)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui (f + g)(x) = 6x2 + 4x – 2. Jika f(x) =
2x + 1, maka g(x) = ....
8x – 3
8x – 2
6x2 + 2x – 3
6x2 + 2x – 2
6x2 + 2x – 1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika f(x) = 4x – 2 dan g(x) = 6x – 1, hasil dari
(f – g)(x) = ....
-2x – 1
-2x + 1
-2x + 1
2x – 1
2x + 1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika (f.g)(x) = x2 + 5x + 6 dan g(x) = x + 2, maka f(x) = ....
x – 3
x – 2
x – 1
x + 3
x + 6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui f(x) = x – 29, dan g(x) = 16 – x.
Perhatikan pernyataan-pernyataan berikut!
(1) f −1(x) = x + 29
(2) g−1(x) = x +16
(3) (f o g)(x) = -x – 13
(4) (g o f )(x) = x + 13
Pernyataan yang benar ditunjukkan oleh nomor ....
(1) dan (2)
(1) dan (3)
(2) dan (3)
(2) dan (4)
(3) dan (4)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika diketahui f(x) = x2 + 2x dan g(x) = x – 1, maka (g ο f)(x) = ....
x2 – 2x
x2 – 2x – 1
x2 – 2x + 1
x2 + 2x – 1
2x2 – x + 1
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