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Sequences as Functions
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ACCUPLACER
AAF.087 Sequences as Functions
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An arithmetic sequence has a_3 = 8 and a_9 = -10. Which recursive rule represents it?
A
a_1 = 8, a_n = a_{n-1} - 3 for n >= 2
B
a_1 = 14, a_n = a_{n-1} - 3 for n >= 2
C
a_1 = 14, a_n = -3a_{n-1} for n >= 2
D
a_1 = 14, a_n = a_{n-1} + 3 for n >= 2
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