If the given sequence is geometric, find the common ratio r. If the sequence is not geometric,

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If the given sequence is geometric, find the common ratio r. If the sequence is not geometric, say so.

1, -3, 9, -27, 81, . . .

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Intermediate Algebra

ISBN: 9780134895987

13th Edition

Authors: Margaret Lial, John Hornsby, Terry McGinnis

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