Question

Use the following sequence to:

9, 5, 1, -3, -7, ...
A) Identify the parts for the sequence:
Common Difference "d" =
ai =
ao =
B) Write the recursive form for the sequence.
an = an-1
an =
C) Write the explicit forms for the sequence.
+ (n - 1)
Simplified: an =
D) Find a31. Show work on your paper.
a31

Answer 1

Explanation:

A) d = a2-a1 = 5-9 = - 4

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