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### Course: Get ready for AP® Calculus > Unit 9

Lesson 5: Geometric series- Geometric series introduction
- Finite geometric series formula
- Worked examples: finite geometric series
- Geometric series formula
- Geometric series word problems: swing
- Geometric series word problems: hike
- Finite geometric series word problems
- Geometric series with sigma notation
- Worked example: finite geometric series (sigma notation)
- Finite geometric series

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# Geometric series formula

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