Diketahui f(x) = x + 2 dan g(x) = x² - 7. Tentukan (f + g) (x)!
FUNGSI

Quiz
•
Mathematics
•
10th Grade
•
Hard
Aini Habibah
Used 4+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
x² + x - 5
x² + x + 5
x + x² - 5
x + x² + 5
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui f(x) = x³ + 8x dan g(x) = 2x - 5. Tentukan (f - g) (x)!
x³ + 6x - 5
x³ + 6x + 8
x³ + 6x + 5
x³ + 6x - 8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui f(x) = x - 3 dan g(x) = x² + 2x. Tentukan (f . g) (x)!
x² - x³ - 6x
x² - x³ + 6x
x³ - x² + 6x
x³ - x² - 6x
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui fungsi f(x) = x+5 dan g(x) = x²–16. Daerah asal yang memenuhi fungsi f(x) + g(x) adalah ….
x | x = 0
x | x ≠ 0, x є R
x | x ≥ 0, x є R
x | x є R
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui fungsi f(x) = 3x + 4 dan g(x) = x2 + 6. Nilai x yang memenuhi (f o g)(x) = 49 adalah ….
–6 dan 6
–5 dan 5
–4 dan 4
–3 dan 3
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sebuah parabola diketahui memiliki persamaan x2 + 2x – 8 = 0. Titik puncak pada kurva seperti persamaan di atas adalah ….
(–1, 9)
(–1, –9)
(1, 9)
(–9, –1)
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui f(x) = x + 2 dan g(x) = x² - 4. Tentukan (f + g) (x)!
x² + x - 2
x² + x + 2
x² + x - 4
x² + x + 4
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