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BARISAN GEOMETRI

Authored by Yetti Anggarawati

Mathematics

8th Grade

6 Questions

Used 1+ times

BARISAN GEOMETRI
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1.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Perhatikan barisan geometri berikut ini: 2, 6, 18, 54,... . Rasio dari barisan diatas adalah ...

3

4

1/3

6

2.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Jika suku pertama barisan geometri adalah 5 dan rasionya 3, maka suku ke-6 dari barisan tersebut adalah.....

1215

405

3645

75

3.

MULTIPLE CHOICE QUESTION

45 sec • 10 pts

Diketahui barisan 4, 12, 36, ... , maka pernyataan yang benar adalah ...

a = 4

b = 8

a = 4

r = 3

U3 = 12

r = 3

r = 3

U5 = 75

4.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Rasio dari barisan geometri berikut: 81, 27, 9, .... adalah ...

-3

1/3

1/9

3

5.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Diketahui barisan geometri 2, 4, 8,... . Maka suku ke-6 barisan tersebut adalah...

16

32

64

128

6.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

Tiga suku berikutnya dari barisan 2, 6, 18, 54,... adalah ....

162, 486, 1.458

108, 324, 972

162, 486, 1.458

108, 324, 972

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