
Sumbu Simetri dan Titik Optimum

Quiz
•
Mathematics
•
9th Grade
•
Medium
Arif Romli
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Apa yang dimaksud dengan sumbu simetri pada grafik fungsi kuadrat?
Sumbu simetri adalah titik pusat dari grafik fungsi kuadrat.
Sumbu simetri adalah garis horizontal yang membagi grafik fungsi kuadrat.
Sumbu simetri adalah garis yang menunjukkan nilai maksimum dari fungsi kuadrat.
Sumbu simetri adalah garis vertikal yang membagi grafik fungsi kuadrat menjadi dua bagian yang simetris.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Tentukan sumbu simetri dari fungsi kuadrat f(x) = 2x² + 4x + 1.
x = -1
x = -2
x = 1
x = 0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Hitung titik optimum dari fungsi kuadrat f(x) = -3x² + 6x + 2.
(1, 5)
(2, 4)
(1, 3)
(0, 2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Apa rumus untuk menentukan sumbu simetri dari fungsi kuadrat?
x = -b / (2a)
x = b / (2a)
x = -a / (2b)
x = b^2 - 4ac
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Jika f(x) = x² - 4x + 3, berapa nilai sumbu simetrinya?
4
3
1
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Analisis grafik fungsi kuadrat f(x) = x² - 2x - 8. Apa titik optimum dan sumbu simetrinya?
Titik optimum: (3, -5), Sumbu simetri: x = 3
Titik optimum: (2, -6), Sumbu simetri: x = 2
Titik optimum: (1, -9), Sumbu simetri: x = 1
Titik optimum: (0, -8), Sumbu simetri: x = 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Hitung titik maksimum dari fungsi kuadrat f(x) = -2x² + 8x - 5.
(0, -5)
(3, 4)
(2, 3)
(1, 2)
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