Write the first five terms of the sequence. Determine whether the sequence is arithmetic. If so, find the common difference. (Assume that n begins with 1.)
?
an = 135 - 5n
?

A. 110, 115, 120, 125, 130Arithmetic sequenced = -5
B. 105, 110, 115, 120, 125Arithmetic sequenced = 5
C. 130, 125, 120, 115, 110Arithmetic sequenced = 5
D. 130, 125, 120, 115, 110Arithmetic sequenced = -5
E. 125, 120, 115, 110, 105Arithmetic sequenced = 5


Answer: D

Mathematics

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