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12.2 Exercise 6

Avg difficulty 2.5

Determine if each sequence is arithmetic. If so, indicate the common difference.

ⓐ −4,4,2,10,8,16,…−4 , 4 , 2 , 10 , 8 , 16 , \ldots ⓑ −3,−1,1,3,5,7,…−3 , −1 , 1 , 3 , 5 , 7 , \ldots ⓒ 7,2,−3,−8,−13,−18,…7 , 2 , −3 , −8 , −13 , −18 , \ldots

OpenStax Intermediate Algebra 2e, 12.2 Arithmetic Sequences, exercise 6

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.