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Prsamaan kuadrat

Authored by Efi Anita

Mathematics

10th Grade

Used 3+ times

Prsamaan kuadrat
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Hasil kali akar-akar persamaan kuadrat 2x2 - 4x - 6 = 0 adalah…

2

1/2

-1/2

-3

2.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Persamaan kuadrat dari yang akar-akarnya 6 dan -4 adalah… 

  1. x2 - 2x - 24 = 0

  1. x2 + 2x - 24 = 0

  1. x2 - 10x + 24 = 0

  1. x2 - 10x - 24 = 0

3.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Hasil dari (3x - 7) (x + 6) adalah…

  1. 3x2 - 11x - 42

  1. 3x2 + 11x - 42

  1. -3x2 + 25x - 42

  1. 3x2 + 25x - 42

4.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Penyelesaian persamaan kuadrat x2 + 13x + 30=0  adalah…

10 dan −3 

2 dan −15

−2 dan −15

−3 dan −10

5.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Jenis akar dari persamaan kuadrat  x2 − 6x + 9 = 0   adalah…

Real dan berlainan

imajiner dan sama

Imajiner

kembar

6.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Sumbu simetri kurva fungsi  y = x2 − 8x + 12  kuadrat  adalah …

2

4

-3

-5

7.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Titik puncak dari kurva fungsi kuadrat  y = x2 + 4x − 5 adalah …

(−2,−9) 

(2,9) 

 (−4,5)

(4,−3)

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