
Menentukan Akar Persamaan Kuadrat
Authored by Zulpahmi Zulpahmi
Mathematics
9th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan akar-akar dari persamaan kuadrat x² - 5x + 6 = 0
Tentukan akar-akar dari persamaan kuadrat x² - 5x + 6 = 0
x₁ = 6, x₂ = -1
x₁ = 4, x₂ = 1
x₁ = 5, x₂ = 0
x₁ = 3, x₂ = 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Himpunan penyelesaian dari persamaan kuadrat x² + 3x + 2 = 0 adalah ....
(-4,2)
(1.2)
(-2,-1)
(2,-1)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Jika akar-akar dari persamaan kuadrat adalah 3 dan 4, apa persamaan kuadratnya?
x2 - 6x + 9 = 0
x2 - 8x + 15 = 0
x2 - 7x + 12 = 0
x2 - 5x + 6 = 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Tentukan akar-akar dari persamaan kuadrat x² + 2x - 8 = 0 menggunakan rumus kuadrat atau dengan faktorisasi
x1 = 0, x2 = -8
x1 = 2, x2 = -4
x1 = 1, x2 = -8
x1 = 4, x2 = -2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Akar-akar dari persamaan kuadrat x² - 4x + 4 = 0 adalah...
0
1
2
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Selesaikan persamaan kuadrat 3x² - 12x = 0
x = -4
x = 6
x = 2
x = 0, x = 4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Hitung akar-akar dari persamaan kuadrat x² + 7x + 12 = 0.
x1 = 0
x2 = 3
x1= -6
x2= 2
x1 = 3
x2= -4
x1 = -3
x2= -4
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