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Barisan dan deret geometri

Authored by Ira Said

Mathematics

1st - 3rd Grade

Used 275+ times

Barisan dan deret geometri
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Suku ke-n barisan aritmatika adalah Un = 3n + 1, maka 121 suku ke...

34

36

38

40

42

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Suku ke-n barisan bilangan 27, 12, -3, -18, ... adalah…..

A. Un = 12 + 15n

B. Un = 12 – 15n

C. Un = 42 + 15n

D. Un = 42 – 15n

E. Un = 42 – 12n

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Diketahui barisan aritmatika suku ke-4 = 17 dan suku ke-9 = 37. Suku ke-41 adalah….

165

169

185

189

209

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Mula-mula hanya terdapat 2 virus Corona. Jika virus Corona tersebut dapat membelah diri menjadi 2 setiap 4 jam, maka jumlah virus Corona setelah 24 jam adalah ....

32

64

128

256

512

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Dua suku berikutnya dari barisan 1, 2, 3, 5, 8, 13, ... adalah ...

20, 28

20, 29

21, 34

22, 33

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Diketahui barisan aritmetika

2, 7, 12, 17, ...

Beda dari barisan tersebut adalah...

5

2

7

12

9

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Suatu deret geometri :

2 + 6 + 18 + ...

Jumlah 8 suku pertama (S8) deret tersebut adalah ....

1458

-1458

486

3280

-3280

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