Answers

  • Brainly User
2016-07-08T12:25:32+08:00
Arithmetic sequence.

The common difference is 2x.

3x - x = 2x
5x - 3x = 2x
7x - 5x = 2x
9x - 7x = 2x
1 2 1
2016-07-08T14:39:08+08:00
It is an arithmetic sequence with 2x as the common difference
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