
Uji Kemahiran Persamaan Kuadratik

Quiz
•
Mathematics
•
12th Grade
•
Hard
JURAIZAH Moe
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah langkah pertama untuk menyelesaikan persamaan kuadratik ax^2 + bx + c = 0?
Menentukan nilai koefisien a, b, dan c.
Menghitung nilai x secara langsung.
Menyusun persamaan dalam bentuk linear.
Menggunakan rumus Pythagoras.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gunakan formula kuadratik untuk menyelesaikan persamaan 2x^2 - 4x - 6 = 0. Apakah nilai x?
x = -3
x = 1
x = 3, x = -1
x = 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambarkan graf fungsi kuadratik f(x) = x^2 - 4x + 3. Apakah bentuk graf tersebut?
Graf fungsi kuadratik ini berbentuk parabola yang membuka ke bawah.
Graf fungsi kuadratik ini berbentuk garis lurus.
Graf fungsi kuadratik ini berbentuk lingkaran.
Graf fungsi kuadratik ini berbentuk parabola yang membuka ke atas.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara mengenal pasti puncak graf fungsi kuadratik?
Puncak graf fungsi kuadratik dapat dikenalpasti dengan menggunakan formula x = -b/(2a) dan substitusi ke dalam fungsi.
Puncak graf dapat dikenalpasti dengan mencari nilai maksimum fungsi.
Puncak graf fungsi kuadratik terletak pada titik asal graf.
Puncak graf dapat ditentukan dengan menggunakan kaedah penggambaran sahaja.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan akar persamaan kuadratik x^2 + 5x + 6 = 0 menggunakan kaedah pemfaktoran.
x = -1, x = -6
x = 0, x = -5
x = -2, x = -3
x = -4, x = -1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah nilai puncak bagi fungsi kuadratik f(x) = -2x^2 + 8x - 3?
4
6
7
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selesaikan persamaan kuadratik 3x^2 + 12x + 9 = 0 menggunakan formula kuadratik.
x = -2, x = -5
x = 1, x = 3
x = 0, x = -4
x = -1, x = -3
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