UH Fungsi Kuadrat
Authored by eklesia maryani
Mathematics
9th Grade
CCSS covered
Used 7+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui fungsi f(x)=3x² - 5x - 2.
Nilai deskriminannya adalah ....
1
24
36
49
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui fungsi f (x) = x² -7x +12.
Titik potong grafik fingsi tersebut terhadap sumbu-X adalah ....
(3,0) dan (4,0)
(3,0) dan (-4,0)
(-3,0) dan (4,0)
(-3,0) dan (-4,0)
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui fungsi f(x) = 5x² +8x -4.
Titik potong grafik fungsi tersebut terhadap sumbu-Y adalah ....
(0,-40)
(0,-4)
(0,4)
(0,40)
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sumbu simetri dari grafik fungsi
y= 3x² -12x +6 adalah ....
4
-4
2
-2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui fungsi f(x)= x² -8x +15.
Nilai minimum dari fungsi kuadrat itu adalah ....
31
15
-1
-8
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Nilai x=1 pada gambar disamping disebut ....
Nilai minimum
Sumbu simetri
Titik potong sumbu-X
Titik potong sumbu-Y
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Koordinat titik balik minimum grafik fungsi disamping adalah ....
(0,8)
(8,0)
(1,-9)
(-9,1)
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