Quiz Kelas 9.2 FUNGSI KUADRAT

Quiz Kelas 9.2 FUNGSI KUADRAT

9th Grade

10 Qs

quiz-placeholder

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Quiz Kelas 9.2 FUNGSI KUADRAT

Quiz Kelas 9.2 FUNGSI KUADRAT

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

Created by

Mardiansyah Mardiansyah

Used 2+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Grafik fungsi kuadrat berbentuk ....

garis lengkung


parabola

lingkaran

garis lurus

2.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Grafik fungsi kuadrat y = -2x2 + 3x - 10, merupakan parabola yang terbuka ....


ke atas


ke kiri

ke bawah

ke kanan

3.

MULTIPLE CHOICE QUESTION

45 sec • 10 pts

Pernyataan tentang hubungan antara diskriminan fungsi kuadrat dan grafik fungsi kuadrat berikut ini benar, kecuali...


Jika D = 0 maka grafik fungsi kuadrat tidak memotong sumbu x


Jika D > 0 maka grafik fungsi kuadrat akan memotong sumbu x di dua titik

Jika D = 0 maka grafik fungsi kuadrat akan memotong sumbu x di satu titik


Jika D < 0 maka grafik fungsi kuadrat tidak memotong sumbu x

4.

MULTIPLE CHOICE QUESTION

45 sec • 10 pts

Bentuk umum fungsi kuadrat adalah...

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

45 sec • 10 pts

Di bawah ini rumus diskriminan yang benar adalah ....


b2 - 4ab


a2 - 4ac


b2 - 4ac

c2 - 4ab

6.

MULTIPLE CHOICE QUESTION

45 sec • 10 pts

Diketahui sebuah fungsi kuadrat y = x2 - 2x + 3 , nilai a, b, c berturut-turut adalah ... .

1 ; -2 ; -3


-1 ; 2 ; 3


1 ; 2 ; 3


1 ; -2 ; 3

7.

MULTIPLE CHOICE QUESTION

2 mins • 10 pts

Diketahui fungsi f (x) = 3x2 − 4x + 2. Nilai f(−2) adalah 

6

12

20

22

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