Diketahui fungsi kuadrat $ f(x) = x^2 - 4x + 3 $. Titik puncak dari fungsi tersebut adalah: A. (2, -1) B. (4, -3) C. (2, 3) D. (1, -4)

Ulangan harian Fungsi Kuadrat

Quiz
•
Mathematics
•
3rd Grade
•
Hard
Mustika Mustika
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
(3, 0)
(0, 3)
(1, 1)
A. (2, -1)
2.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Akar-akar persamaan kuadrat $ x^2 - 5x + 6 = 0 $ adalah: A. 2 dan 3 B. 1 dan 6 C. -2 dan 3 D. 2 dan -6
3 dan 4
-1 dan -6
A. 2 dan 3
1 dan 5
3.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Jika grafik fungsi kuadrat $ f(x) = ax^2 + bx + c $ memiliki nilai maksimum, maka nilai $ a $ harus: A. Positif B. Nol C. Negatif D. Sembarang nilai
B. Nol
A. Positif
D. Sembarang nilai
C. Negatif
4.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Diketahui fungsi kuadrat $ y = x^2 - 6x + 8 $. Jika $ y = 0 $, maka nilai $ x $ yang memenuhi adalah: A. 2 dan 4 B. -2 dan -4 C. 1 dan 8 D. 3 dan 6
1 dan 4
3 dan 8
A. 2 dan 4
2 dan 6
5.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Grafik dari fungsi kuadrat $ f(x) = -x^2 + 6x - 8 $ memiliki titik maksimum di: A. (3, 1) B. (2, -2) C. (1, -8) D. (0, 6)
A. (3, 1)
(1, 0)
(4, 0)
(2, 2)
6.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Sumbu simetri dari fungsi kuadrat $ f(x) = ax^2 + bx + c $ adalah: A. $ x = -\frac{b}{2a} $ B. $ x = \frac{b}{2a} $ C. $ x = 0 $ D. $ x = 1 $
x = rac{-b}{a}
x = rac{b}{a}
x = -1
A. x = -\frac{b}{2a}
7.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Diketahui fungsi kuadrat $ f(x) = 2x^2 + 3x - 5 $. Nilai minimum dari fungsi tersebut terjadi pada: A. $ x = -\frac{3}{4} $ B. $ x = \frac{3}{4} $ C. $ x = 0 $ D. $ x = 1 $
x = 2
x = -1
A. x = -\frac{3}{4}
x = rac{-3}{2}
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