Definition:Geometric Sequence/Scale Factor
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Definition
Let $\sequence {x_n}$ be a geometric sequence in $\R$ defined as:
- $x_n = a r^n$ for $n = 0, 1, 2, 3, \ldots$
The parameter:
- $a \in \R: a \ne 0$
is called the scale factor of $\sequence {x_n}$.