Persamaan Kuadrat SMP Kelas 9

Quiz
•
Mathematics
•
9th Grade
•
Hard
Chiko Firaz
Used 76+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tentukan himpunan penyelesaian dari persamaan kuadrat x2 – 9 = 0.
{3,-3}
{9,-9}
{-3,3}
{-9,9}
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tentukan himpunan penyelesaian dari persamaan kuadrat x2 – 16 = 0
{-4,4}
{4,-4}
{16,-16}
{-16,16}
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tentukan himpunan penyelesaian dari persamaan kuadrat 2x2 + 7x + 3 = 0
{-6,-1}
{-6,-1/2}
{-2,-1/3}
{-3,-1/2}
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diberikan persamaan kuadrat x2 – 7x + 12 = 0 yang memiliki akar-akar x1 dan x2. Tentukan nilai dari x1+x2
12
-7
7
-12
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diberikan sebuah persamaan kuadrat x2 + x −30 = 0. Akar-akar persamaan dari persamaan kuadrat tersebut adalah...
-6 dan 5
-5 dan 6
-6 dan 2
-6 dan - 5
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diberikan sebuah persamaan kuadrat x2 −8x + 15 = 0 dengan akar-akarnya adalah p dan q. Jika p lebih besar dari q, maka nilai dari 2p2 + q2 −pq adalah…..
7
14
28
44
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Penyelesaian dari 15 – 2t – t2 = 0 antara lain…
-5 dan 3
5 dan 3
5 dan -3
-5 dan -3
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