Persamaan Kuadrat Quiz

Persamaan Kuadrat Quiz

3rd Grade

10 Qs

quiz-placeholder

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Persamaan Kuadrat Quiz

Persamaan Kuadrat Quiz

Assessment

Quiz

Mathematics

3rd Grade

Medium

Created by

Umi Winhandayani

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tuliskan persamaan kuadrat dari bentuk umum y = ax^2 + bx + c!

y = ax^2 - bx + c

y = ax^2 + bx + c

y = ax^2 - bx - c

y = ax^2 + bx - c

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika a = 2, b = 5, dan c = 3, tuliskan persamaan kuadratnya!

2x^2 - 5x + 3 = 0

2x^2 + 5x + 3 = 0

2x^2 + 3x + 5 = 0

2x^2 + 5x - 3 = 0

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berapa nilai diskriminan dari persamaan kuadrat y = 3x^2 + 4x + 1?

Diskriminan = 4^2 - 4(3)(-1) = 16 - (-12) = 28

Diskriminan = 4^2 + 4(3)(1) = 16 + 12 = 28

Diskriminan = 3^2 - 4(3)(1) = 9 - 12 = -3

Diskriminan = 4^2 - 4(3)(1) = 16 - 12 = 4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika nilai diskriminan positif, maka akar persamaan kuadratnya berbentuk apa?

Dua akar real dan berbeda

Dua akar real dan sama

Akar imajiner

Tidak memiliki akar real

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika nilai diskriminan nol, maka akar persamaan kuadratnya berbentuk apa?

Akar imajiner

Akar berbeda

Akar kembar

Akar nol

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika nilai diskriminan negatif, maka akar persamaan kuadratnya berbentuk apa?

Pecahan

Bilangan irasional

Bilangan bulat

Kompleks konjugat

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan nilai a, b, dan c dari persamaan kuadrat y = 4x^2 - 6x + 2!

a = 5, b = -7, c = 3

a = 4, b = -6, c = 2

a = 2, b = -4, c = 6

a = 3, b = -5, c = 1

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