Given the following three sequences:   I. 2,4,6,8,10...2,4,6,8,10...  II. 2,4,8,16,32...2,4,8,16,32...  III. a,a+2,a+4,a+6,a+8..a,a+2,a+4,a+6,a+8...    Which ones are arithmetic sequences?

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 12RE: How many terms are in the finite arithmetic sequence 12,20,28,...,172 ?
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Given the following three sequences:

 

I. 2,4,6,8,10...2,4,6,8,10... 

II. 2,4,8,16,32...2,4,8,16,32... 

III. a,a+2,a+4,a+6,a+8..a,a+2,a+4,a+6,a+8... 

 

Which ones are arithmetic sequences?   

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