
PERSAMAAN KUADRAT KELAS 9
Authored by Linda Hayani
Mathematics
University
CCSS covered
Used 433+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai diskriminan persamaan kuadrat -x2 + 2x - 16 = 0 adalah ...
68
60
-68
-60
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai a,b, dan c berturut-turut dari persamaan berikut 2x²-5x-12=0 adalah
2, 5 dan 12
2,-5 dan -12
2,-5 dan 12
2,5 dan -12
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Grafik dari Fungsi kuadrat x2 adalah...
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Koordinat titik puncak grafik fungsi y = 4x2 + 12x + 6 adalah ....
(1½ , 3)
(1½ , -3)
(-1½ , 3)
(-1½ , -3)
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sketsa grafik fungsi kuadrat yang sesuai untuk f(x) = -x2 + 2x adalah...
Tags
CCSS.HSF-IF.C.7A
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
f(x) = 3x2 + bx + c , mempunyai sumbu simetri x = 6, maka nilai b = ....
-36
-12
12
36
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan sumbu simetri grafik fungsi kuadrat :
Y = 2(x−4)2 + 5 adalah ... .
x = 8
x = 4
x = -4
x = -8
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