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PERSAMAAN KUADRAT KELAS 9

Authored by Linda Hayani

Mathematics

University

CCSS covered

Used 433+ times

PERSAMAAN KUADRAT KELAS 9
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

68

60

-68

-60

2.

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

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Grafik dari Fungsi kuadrat x2 adalah...

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Koordinat titik puncak grafik fungsi y = 4x2 + 12x + 6 adalah ....

(1½ , 3)

(1½ , -3)

(-1½ , 3)

(-1½ , -3)

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sketsa grafik fungsi kuadrat yang sesuai untuk f(x) = -x2 + 2x adalah...

Media Image
Media Image
Media Image
Media Image

Tags

CCSS.HSF-IF.C.7A

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

f(x) = 3x2 + bx + c , mempunyai sumbu simetri x = 6, maka nilai b = ....

-36

-12

12

36

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Persamaan sumbu simetri grafik fungsi kuadrat :

Y = 2(x−4)2 + 5 adalah ... .

x = 8

x = 4

x = -4

x = -8

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