Matematika Persamaan Kuadrat kelas 9 SMP
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Medium
Standards-aligned
Airlangga Kepanjen
Used 76+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui persamaan kuadrat 3x2 - 8x + 1 = 0. Nilai diskriminan persamaan tersebut adalah ....
76
64
54
52
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Persamaan berikut yang mempunyai dua akar real berbeda adalah ...
6x2 + 8x + 5 = 0
3x2 + x + 5 = 0
2x2 + 3x - 5 = 0
-x2 + 6x - 9 = 0
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Diketahui persamaan kuadrat x2 - mx + 3-m = 0. Jika persamaan kuadrat tersebut mempunyai dua akar real kembar, nilai m yang memenuhi adalah ...
-6 atau 2
4 atau -3
-4 atau 3
6 atau -2
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Akar-akar persamaan kuadrat x2 + 11x + 30 = 0 adalah p dan q. Nilai p dan q berturut-turut adalah ...
6 dan 5
6 dan -5
-6 dan 5
-5 dan -6
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Hasil x1+x2 dan x1.x2 secara berturut-turut dari persamaan kuadrat x2 - 5x - 36 adalah ...
-5 dan -36
5 dan 36
-5 dan 36
5 dan -36
Tags
CCSS.HSA.APR.B.3
6.
MULTIPLE CHOICE QUESTION
5 mins • 12 pts
Faktor dari adalah ....
7.
MULTIPLE CHOICE QUESTION
15 mins • 12 pts
Faktor dari adalah ....
Tags
CCSS.HSA-REI.B.4B
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