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Determine if each sequence is an arithmetic sequence. If yes, find the common difference. 1. 10,12,15,19,… 2. If there is, what is the common difference?

Determine if each sequence is an arithmetic sequence. If yes, find the common difference. 1. 10,12,15,19,… 2. If there is, what is the common difference?
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Determine if each sequence is an arithmetic sequence. If yes, find the common difference.

1. 10,12,15,19,…
2. If there is, what is the common difference?

asked
User Pichirichi
by
8.2k points

2 Answers

4 votes

Answer: Yes, add one more each time you add

Explanation:

answered
User Kareem Adel
by
7.6k points
4 votes
No, the sequence is not arithmetic.

The difference between 10 and 12 is 2.
The difference between 12 and 15 is 3.
The numbers increase by different amounts each time, not by a constant amount, thus the sequence is not arithmetic.
answered
User Jeff Vdovjak
by
8.1k points
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