
Evaluasi Persamaan Kuadrat

Quiz
•
Mathematics
•
University
•
Medium
Syarief Sodikin
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Akar-akar persamaan kuadrat x² - 7x + 12 = 0 adalah...
3 dan 4
2 dan 6
2 dan 4
-3 dan -4
-3 dan -6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Salah satu akar persamaan kuadrat x² + 5x + p = 0 adalah -2. Nilai p adalah...
2
3
4
6
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan kuadrat yang akar-akarnya -3 dan 5 adalah...
x² - 2x - 15 = 0
x² - 2x + 15 = 0
x² + 8x + 15 = 0
x² - 8x - 15 = 0
x² + 4x + 15 = 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika persamaan kuadrat 2x² + bx - 6 = 0 mempunyai akar x = 2, maka nilai b adalah...
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai diskriminan dari persamaan kuadrat x² - 6x + 9 = 0 adalah...
72
-72
36
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan kuadrat yang mempunyai akar kembar adalah...
x² + 4x + 3 = 0
x² - 4x + 4 = 0
x² + 4x - 4 = 0
x² - 4x - 3 = 0
x² + 4x + 8 = 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika α dan β adalah akar-akar persamaan kuadrat x² - 3x + 2 = 0, maka nilai α + β adalah...
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