
Latihan Soal Persamaan Kuadrat
Authored by Monica Sayuri
Mathematics
9th Grade
Used 10+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Salah satu faktor dari x2– 7x + 12 adalah…
. x – 2
x – 3
x + 3
x + 4
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
. Nilai diskriminan dari persamaankuadrat 2x2 – 3x – 5 =0adalah….
-31
20
29
49
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika salah satu akar daripersamaan kuadrat x2 + 3 x + c=0 adalah 2, maka nilai c yangmemenuhi adalah…
-10
-5
10
5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Akar – akar persamaan kuadrat x2– 11x + 30=0 adalah….
real dan berbeda
real dan sama
tidak real
tidak dapat ditentukan
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Perhatikan persamaan-persamaanberikut
(i) x2 + 3x – 54=0
(ii) x2 – 8x + 16=0
(iii) 2x2 + 5x + 11=0
(iv) 3x2 – 7x + 4=0
Persamaan kuadrat yang mempunyai akar real adalah….
(i) dan (iii)
(i) dan (iv)
(i), (ii) dan (iii)
(i), (ii) dan (iv)
6.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
0
1
2
3
7.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Manakah yang merupakan persamaan kuadrat?
5x -3 =2
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