Akar persamaan kuadrat x² – x – 6 = 0 adalah ....
PERSAMAAN DAN FUNGSI KUADRAT

Quiz
•
Mathematics
•
9th Grade
•
Hard
Sulis Riyanto
Used 762+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 12 pts
2 dan 3
-2 dan 3
2 dan -3
-2 dan -3
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Salah satu akar persamaan kuadrat
3x² – 27 = 0 adalah ....
2
3
9
27
3.
MULTIPLE CHOICE QUESTION
5 mins • 12 pts
Akar persamaan kuadrat 2x² + 8x = 0 adalah ....
2 dan 4
2 dan -4
0 dan -4
0 dan 4
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan kuadrat yang memiliki akar
3 dan -5 adalah ....
x² – 2x – 15 = 0
x² + 2x – 15 = 0
x² – 2x + 15 = 0
x² + 2x + 15 = 0
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan 3x² + 7x + 4 = 0 memiliki akar x1 dan x2.
Nilai x1 + x2 adalah ....
-
-
-
6.
MULTIPLE CHOICE QUESTION
5 mins • 12 pts
Persamaan 6x² – 6x – 12 = 0 memiliki akar-akar x1 dan x2.
Nilai x1.x2 adalah ....
-12
-6
-5
-2
7.
MULTIPLE CHOICE QUESTION
5 mins • 12 pts
Nilai diskriminan dari persamaan kuadrat 2x² – 3x + 1 = 0 adalah ....
17
1
-1
-17
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