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Persamaan dan Fungsi Kuadratik

Authored by Nur Kamariah

Mathematics

10th - 11th Grade

Used 14+ times

Persamaan dan Fungsi Kuadratik
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yang manakah adalah ungkapan kuadratik dalam satu pemboleh ubah?

[Which one is quadratic expression in one variable?]

x² + y² - 3x + 1

1/x² - 6

x - x² + 1

3x + 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah nilai a, b dan c bagi ungkapan kuadratik berikut 4 – 2p – p² ?

[What is value a, b and c for the following quadratic expression 4 – 2p – p² ?]

a = 1, b = 2, c = 4

a = –1, b = –2, c = 4

a = 4, b = –2, c = –1

a = –2, b = –1, c = 4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tulis ungkapan kuadratik 4p(2 – p) dalam bentuk umum ax² + bx + c.

[Write the quadratic expression of 4p(2 – p) in the general form ax² + bx + c.]

–4p² + 8p

8p + 4p²

4p² – 8p

–8p – 4p²

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Nyatakan pintasan-y dan persamaan paksi simetri bagi fungsi kuadratik 𝑓(𝑥) = 2x² - 10x - 3.

[State y-intercept and equation of the axis of symmetry for quadratic function 𝑓(𝑥) = 2x² - 10x - 3.]

pintasan-y = 3, persamaan paksi simetri x = 2.5

pintasan-y = 3, persamaan paksi simetri x = -2

pintasan-y = -3, persamaan paksi simetri x = 2.5

pintasan-y = -3, persamaan paksi simetri x = 3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pintasan-x bagi suatu graf fungsi kuadratik adalah –3 dan 5. Apakah paksi simetri bagi graf tersebut?

[The x-intercept of the graph of quadratic function are –3 and 5. What is the axis of symmetry of the graph?]

x = –2

x = –1

x = 1

x = 2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Nilai yang mungkin bagi a adalah..

[A possible value of a is..]

3/2

5/2

3

7/2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

𝑓(𝑥) = 4x² – 4x + c, melalui titik (2, 5). Kira nilai c.

[𝑓(𝑥) = 4x² – 4x + c, passes through point (2, 5). Calculate the value of c.]

2

-3

3

5

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