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Deret Aritmatika dan Geometri

Authored by Oktaviana Naj

Mathematics

10th - 12th Grade

Used 147+ times

Deret Aritmatika dan Geometri
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Barisan bilangan berikut yang merupakan barisan aritmetika adalah ... .

12, 14, 18, 20, ...

13, 14, 16, 19 ,...

14, 15, 17, 18, ...

15, 16, 17, 18, ...

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika rumus suku ke-n barisan aritmetika Un = 4n - 7, suku kedelapan barisan tersebut adalah ...

25

29

31

39

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Suku ke-10 dari barisan aritmetika 4, 7, 10, 13,....

30

31

34

43

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Perhatikan barisan bilangan berikut: 3, 7, 11, 15, .... beda dari barisan aritmetika di atas adalah…

2

3

4

5

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Rumus suku ke-n barisan aritmetika 12, 15, 18, 21, … adalah….

Un=3n+12

Un=3n+9

Un=n+12

Un=n+9

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui barisan aritmatika 2, 5, 8,...

nilai a dan b berturut-turut adalah...

2 dan 4

3 dan 2

2 dan 3

4 dan 2

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Barisan bilangan berikut yang merupakan barisan geometri adalah ...

12, 20, 28, ...

13, 14, 16, ...

14, 28, 56, ...

15, 18, 21, ...

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