AnswersTX-Pre-CalculusUnit Test

Unit Test Answers

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1
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A
1, 2, 4, 7, 11, …
B
972, 486, 243, 121.5, …
C
25, 50, 75, 100, …
D
5, 10, 30, 60, …
2
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What is the rule for the sequence corresponding to this series?–4 + –7 + –10 + –13

A
an = –4 + (n – 1)(3)
B
an = –4 + (n – 1)(–3)
C
an = (n – 1)(–3)
D
an = –4(–3)(n – 1)

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