Find an Explicit Rule for the Nth Term of the Sequence

question 60

Multiple Choice

Find an explicit rule for the nth term of the sequence.
-The second and fifth terms of a geometric sequence are $- 16$ and 128 , respectively.

• A) \(a _ { n } = 8 \cdot ( - 2 ) ^ { n + 1 }\)
• B) \(a _ { n } = 8 \cdot 2 ^ { n }\)
• C) \(a _ { n } = 8 \cdot ( - 2 ) ^ { n - 1 }\)
• D) \(a _ { n } = 8 \cdot 2 ^ { n - 1 }\)

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The direct costs attributable to the production of products sold by a company, such as raw materials, labor, and manufacturing overhead.

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