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gradien

Authored by M. HATTAB

Mathematics

8th Grade

gradien
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15 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui rumus fungsi 𝑓(𝑥) = 2𝑥– 3. Jika 𝑓(a) = 5 dan 𝑓(−2) = b , maka nilai a + b adalah ....

-1

-13

0

-3

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Gradien garis yang melalui titik (4,6) dan (3,4) adalah ....

12\frac{1}{2}

12-\frac{1}{2}

2

-2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui f(x) = 5x + 3. Nilai f(2a + 1) adalah ......

10a - 2

10a + 2

10a - 8

10a + 8

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Gradien persamaan garis tersebut adalah .... y=25x+7y=-\frac{2}{5}x+7  

 25\frac{2}{5}  

 25-\frac{2}{5}  

1

7

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Gradien dari persamaan garis berikut adalah .... 5x3y+6=0 5x-3y+6=0\   

 35\frac{3}{5}  

 53\frac{5}{3}  

 35-\frac{3}{5}  

 53-\frac{5}{3}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Suatu fungsi 𝑓(3𝑥) = 3𝑥 − 2, nilai 𝑓(9) adalah .......

2

1

0

7

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui rumus fungsi 𝑓(𝑥) = 3𝑥 + 9 Jika 𝑓(𝑎) = 51 maka nilai a adalah ...

12

14

5

13

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