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LATIHAN SOAL AKAR PERSAMAAN KUADRAT

Authored by Sawati Sawati

Mathematics

12th Grade

9 Questions

Used 3+ times

LATIHAN SOAL AKAR PERSAMAAN KUADRAT
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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Nilai diskriminan persamaan kuadrat x2 + 6x + 8 = 0

2

4

8

36

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Akar-akar persamaan kuadrat 2x2 + 9x + 4 = 0 adalah ...

x1 = 4 atau x2 = 1/2

x1 = 4 atau x2 = -1/2

x1 = -4 atau x2 = 1/2

x1 = -4 atau x2 = -1/2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berdasarkan diskriminannya, jenis persamaan kuadrat 9x2 - 6x + 1 = 0

Memiliki akar kembar

memiliki akar berbeda

tidak memiliki akar

memiliki akar lebih dari dua

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nilai x1 + x2 dari persamaan x2 - 15x + 14 adalah....

15

-15

14

-14

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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