Posted by **judy** on Thursday, July 14, 2011 at 9:34pm.

List the terms that complete a possible pattern in each of the following and state whether the pattern is arithmetic, geometric, or neither:

(a) 38, 33, 28, 23, 18, …

(b) 640, 320, 160, 80, …

(e) 1, ___, ___, ___ 25, 36, 49

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**Ms. Sue**, Thursday, July 14, 2011 at 9:42pm
http://www.jiskha.com/display.cgi?id=1310602681

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**Anonymous**, Saturday, July 16, 2011 at 12:15am
a)The pattern is continued by subtracting 5 each time.

b)The pattern is continued by dividing by 2 each time.

e)

1,4,9,16,25,36,49

In this series,all numbers are the squares of consecutive integers.

1^2=1

2^2=4

3^2=9

4^2=16

5^2=25

6^2=36

7^2=49

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