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Fungsi kuadrat

Authored by Parina Parina

Mathematics

7th Grade

Used 4+ times

Fungsi kuadrat
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

.f(x) = 3x² - 2x + 5 memiliki bentuk sesuai dengan bentuk f(x) = ax² + bx + c.

Hitunglah nilai 2a + 3b + 4c!

30

20

25

15

2.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Diketahui Fungsi f(x) = X2 + 5x - 6 Tentukan nilai dari F(1)

F(1) = 12 + 5(1) - 6

F(6) = 62 + 5(6) - 6

F(3) = 10

F(1) = 1 + 5 -6

3.

OPEN ENDED QUESTION

3 mins • 10 pts

Diketahui Fungsi F(x) = 5 + 6x -7x tentukan f(-2)

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4.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Tentukan nilai x dari (2x-5)(4x+1) = 0.

x=1/2 dan x=4

x=4 dan x=5

x=2 dan x=6

x = 5/2 dan x -1/4

5.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Tentukan nilai maksimum dari fungsi kuadrat y= bx2 + 4x + (b+2) dengan sumbu simetri x = -2.

1

2

3

4

6.

FILL IN THE BLANKS QUESTION

1 min • 10 pts

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

(a)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

f(x) = 4x² + 3x + 8. Hitunglah nilai a + 2b + 3c!

49

34

36

30

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