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Write a rule for the nth term of the geometric sequence using the given information: a1= 5 and r=2

User Wade H
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1 Answer

6 votes

Answer:


\huge A (n) = 5 ({2})^(n - 1) \\

Explanation:

The nth term of a geometric sequence is given by


A(n) = a _ 1( {r})^(n - 1)

a1 is the first term

r is the common ratio

From the question we have the final answer as


A (n) = 5 ({2})^(n - 1)

Hope this helps you

User Ngplayground
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