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18 votes
18 votes
A geometric sequence has first term a = 900 and common ratio r = 3. Findthe 5th term of the sequence.

User Kevlarr
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1 Answer

14 votes
14 votes

A geometric sequence with the following details given;

Given:


\begin{gathered} a=900 \\ r=3 \\ n=5 \\ U_5=? \end{gathered}

The nth term of a geometric sequence is given by;


U_n=ar^(n-1)

Substituting the given values in the formula, we have;


undefined

User TypeIA
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