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. ) A_n = (-2)n A)-2,4,-8,16,-32 Not an Arithmetic sequence B)-32,-16,-8,-4,-2 Arithmetic sequence D = 2 C)-2,4,-8,16,-32 Arithmetic sequence D = -2 D)-2,4,-8,-16,-32 Arithmetic sequence D = 2 E)-32,-16,-8,4,-2 Not an Arithmetic sequence

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Quizplus · Accepted Answer

The sequence given by $A_n = (-2)^n$ is not arithmetic because the ratio between consecutive terms changes, not the difference. The first five terms are -2, 4, -8, 16, -32, which do not have a constant difference between them.

Write the First Five Terms of the Sequence