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b. Determine the common ratio of each geometric sequence.
1. 5, 15, 45, 135, ...
2. 4, 20, 100, 500, ...
3. -1,4, -16, 64, ...
4. 2, 12, 72, 432, ...
5. – 7, 14, -28, 56, ...
6. -2, -8, -32, -128, ...
1 1
1 1 1 1
7.
3, 27, ...
8.
2²4 8' 16
4 8 16
72 25
9.
-, 12, 10,-
9 27 81
5
3
is
WINNI
10.

Sagot :

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Answer:

1.) 3

2.) 5

3.) -4

4.) 6

5.) -2

6.) 4

7.) 9

8-10 ?

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