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Course: Algebra 2 (Eureka Math/EngageNY)?>?Unit 3
Lesson 12: Topic E: Lesson 29: Geometric series- Summation notation
- Summation notation intro
- Geometric series intro
- Geometric series with sigma notation
- Finite geometric series formula
- Worked example: finite geometric series (sigma notation)
- Worked examples: finite geometric series
- Finite geometric series
- Finite geometric series word problem: social media
- Finite geometric series word problem: mortgage
- Finite geometric series word problems
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Finite geometric series
Problem
The geometric sequence is defined by the formula:
Find the sum of the first terms in the sequence.