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−4.5
Which best describes the relationship between the successive terms in the sequence below?–3.2, 4.8, –7.2, 10.8, …
Which sequences are arithmetic? Check all that apply.–5, 5, –5, 5, –5, …96, 48, 24, 12, 618, 5.5, –7, –19.5, –32, …–1, –3, –9, –27, –81, …16, 32, 48, 64, 80
Which sequences are geometric? Check all that apply.–2, –4, –6, –8, –10, …16, –8, 4, –2, 1–15, –18, –21.6, –25.92, –31.104, …4, 10.5, 17, 23.5, 30, …625, 125, 25, 5, 1, …
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10
Which sequence could be partially defined by the recursive formula f (n + 1) = f(n) + 2.5 for n ≥ 1?
Which recursive formula can be used to generate the sequence below, where f(1) = 3 and n ≥ 1?3, –6, 12, –24, 48, …
Which recursive formula can be used to generate the sequence below, where f(1) = 6 and n ≥ 1?6, 1, –4, –9, –14, …
Three terms of an arithmetic sequence are shown below. Which recursive formula defines the sequence?f(1) = 6, f(4) = 12, f(7) = 18
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