Find an explicit rule for the nth term of the sequence.
2 answers:
Hello ;
<span>an = 1 • 3n - 1</span>
Answer:
Option C is the correct answer.
Step-by-step explanation:
1, 3, 9, 27, ...
This is an example of Geometric progression.
First term, a = 1
Common ratio, r = 3
We have n th term of GP

Substituting

Option C is the correct answer.
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