Geometric Sequences

Geometric Sequences

Definition: Geometric sequence

A geometric sequence is a sequence of numbers in which each new term(except for the first term) is calculated by multiplying the previous term by a constant value called the constant ratio (\(r\)).

This means that the ratio between consecutive numbers in a geometric sequence is a constant (positive or negative). We will explain what we mean by ratio after looking at the following example.

This lesson is part of:

Sequences and Series

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