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For the geometric sequence, find the common ratio, r.
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Invented
The act of creating, designing, or originating something that has never been made before.
Iberian Peninsula
A region in Southwest Europe, occupied by Spain and Portugal, known for its diverse geography, cultures, and historical significance.
Burgher
A member of the middle class in medieval towns, typically involved in commerce or trade, having certain rights and privileges.
Countryside
Refers to rural areas characterized by natural landscapes, farming land, and low population density, often contrasted with urbanized regions.
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