How to Find Any Term of a Geometric Sequence

Identify the first term in the sequence, call this number a.; , Calculate the common ratio (r) of the sequence., Identify the number of term you wish to find in the sequence., The nth term is given by arn-1.

5 Steps 1 min read Medium

Step-by-Step Guide

  1. Step 1: Identify the first term in the sequence

    It can be calculated by dividing any term of the geometric sequence by the term preceding it. , Call this number n.

    For example, if you wish to find the 8th term in the sequence, then n =
    8. , Simply insert the values of a, r and n in this formula and evaluate the resulting expression to get the nth term.
  2. Step 2: call this number a.;

  3. Step 3: Calculate the common ratio (r) of the sequence.

  4. Step 4: Identify the number of term you wish to find in the sequence.

  5. Step 5: The nth term is given by arn-1.

Detailed Guide

It can be calculated by dividing any term of the geometric sequence by the term preceding it. , Call this number n.

For example, if you wish to find the 8th term in the sequence, then n =
8. , Simply insert the values of a, r and n in this formula and evaluate the resulting expression to get the nth term.

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