Persamaan dan Fungsi Kuadrat

Persamaan dan Fungsi Kuadrat

9th Grade

20 Qs

quiz-placeholder

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Persamaan dan Fungsi Kuadrat

Persamaan dan Fungsi Kuadrat

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

Created by

Fransisca Fajaryanti

Used 20+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Nilai a,b, dan c berturut-turut dari persamaan berikut 2x²-5x-12=0 adalah

2, 5 dan 12

2,-5 dan -12

2,-5 dan 12

2,5 dan -12

2.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Akar persamaan kuadrat dari x2 - 3× -28 = 0, adalah

4 dan 7

-4 dan 7

3 dan 8

-3 dan 8

3.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Akar dari persamaan kuadrat 2x2 - 8 = 0 adalah ...

6 dan 4

-4 dan -6

2 dan 2

-2 dan 2

4.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Nilai diskriminan persamaan kuadrat -x2 + 2x - 16 = 0 adalah ...

68

60

-60

-68

5.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Persamaan berikut yang mempunyai dua akar real berbeda adalah ...

6x2 + 8x + 5 = 0

3x2 + x + 5 = 0

2x2 + 3x - 5 = 0

-x2 + 6x - 9 = 0

6.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

7

5

4

3

7.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Akar-akar persamaan kuadrat dari 3x2 - 13x - 10 = 0 adalah ...

x1 = 5 atau x2 = -3

x1 = 5 atau x2 = -2/3

x1 = -5 atau x2 = 3

x1 = -5 atau x2 = 2/3

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