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3 votes
Determine if the sequence below is arithmetic or geometric and determine the

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

User Camcam
by
4.4k points

2 Answers

5 votes

Answer:

geometric t2-t1

Explanation:

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

1 vote

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

Explanation:

User Silvan Mosberger
by
4.0k points