CPM Homework Help : A2C Problem 3-16

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3-16.

Find rules for each of the following sequences.

$108, 120, 132, …$
Answer (a):
t(n) = 96 + 12n

$\frac{2}{5},\ \frac{4}{5},\frac{8}{5},\ ...$
Answer (b):
$\textit{t}(\textit{n})=\frac{1}{5}(2)^{\textit{n}}$

$3741, 3702, 3663, …$
Hint (c):
Is the sequence arithmetic or geometric?

$117, 23.4, 4.68, …$
Hint (d):
Is the sequence arithmetic or geometric?

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