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Find a Recursive Rule for the Nth Term of the Sequence

Question 97

Multiple Choice

Find a recursive rule for the nth term of the sequence.
- 2,−8,32,−128,…2 , - 8,32 , - 128 , \ldots


A) an=an−1⋅−3a _ { n } = a _ { n - 1 } \cdot - 3
B) an=an−1⋅−4a _ { n } = a _ { n - 1 } \cdot - 4
C) an=an−1⋅−7a _ { n } = a _ { n - 1 } \cdot - 7
D) an=an−1⋅−8a _ { n } = a _ { n - 1 } \cdot - 8

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