Diketahui Persamaan kuadrat : -3x2 - 2 x + 15 =0, nilai a,b dan c adalah ….
kisi-kisi bab 2 Persamaan kuadrat

Quiz
•
Mathematics
•
9th Grade
•
Medium
Noor Ainah
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
- 3, -2 dan 15
3, 2, dan 15
-3 , 2 dan 15
-3, -2 dan -15
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jenis akar - akar persamaan kuadrat 2x2 + 5x -12 = 0 adalah….
real dan berbeda
real dan kembar
tidak real
tidak ditentukan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Himpunan penyelesaian dari 2x2 + 5x +3 = 0 adalah ….
(-3/2, -1)
(-1,3/2)
(3/2, 1)
(-3,5)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika x1 dan x2 adalah akar -akar persamaan kuadrat dari 3x2 -x-10 = 0, maka nilai x1 + x2 adalah ….
1/3
-1/3
1/2
-1/2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hasil kali akar -akar persamaan kuadrat 3x2 -x -10 = 0 adalah ….
10/3
-10/3
1/2
-1/2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan kuadrat yang akar-akarnya adalah -2 dan 3 adalah ….
x2 + x + 6 = 0
x2 - x - 6 = 0
x2 - x + 6 =0
x2 - x - 9 = 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebidang tanah berbentuk persegi panjang . Keliling tanah itu adalah 54 m, sedangkan luasnya adalah 180 m2. Panjang dan lebar tanah tersebut adalah ….
panjang = 18 m dan lebar = 10 m
panjang = 20 m dan lebar = 9 m
panjang = 14 m dan lebar = 15 m
panjang = 15 m dan lebar = 12 m
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