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REVIEW FUNGSI KUADRAT

Authored by usman maseri

Mathematics

9th Grade

Used 3+ times

REVIEW FUNGSI KUADRAT
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika suatu fungsi kuadrat f(x) = ax²+bx+c memiliki nilai a positif, maka kurva grafik fungsi tersebut....

tidak memotong sumbu y

tidak memotong sumbu x

terbuka ke atas

terbuka ke bawah

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Nilai a, b dan c dari fungsi f(x) = -2x²+3(2x+5) adalah....

2, 5 dan 8

-2, 3 dan 5

-2, 6 dan 5

-2, 6 dan 15

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Nilai f(-3) dari fungsi f(x) = x²-4x+2 adalah...

-1

1

5

23

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Fungsi f(x) = x²- 5x + 6 memotong sumbu y di titik...

(0,-5)

(0,6)

(-5,0)

(6,0)

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fungsi kuadrat yang sumbu simetrinya sumbu y adalah...

y = x² - 9

y = x² + 7x + 12

y = x² -5x

y = (x - 4)²

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fungsi kuadrat yang tidak memotong sumbu x adalah...

y = x² - 5x - 14

y = x² - 25

y = 2x² + 5x + 3

y = 3x² - 7x + 5

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Fungsi f(x) = x² - 8x + 12 memotong sumbu x di titik ....

(-8,0) dan (12,0)

(8,0) dan (-12,0)

(2,0) dan (6,0)

(-2,0) dan (-6,0)

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