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Determine if the sequence below is arithmetic or geometric and determine the common difference / ratio in simplest form. 12, 9, 6, ...
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38 votes
38 votes
Determine if the sequence below is arithmetic or geometric and determine the

common difference / ratio in simplest form.
12, 9, 6, ...

User Mamba
by
3.2k points

2 Answers

14 votes
14 votes

Answer:

geometric t2-t1

Explanation:

divide the second term by the first to get the common ratio

User Gyurix
by
2.9k points
17 votes
17 votes

Answer: This is an arithmetic sequence and the common difference is equal to -3.

Explanation:

User Tabassum
by
2.5k points
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