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### Course: Algebra (all content) > Unit 18

Lesson 3: Geometric sequences- Intro to geometric sequences
- Extend geometric sequences
- Use geometric sequence formulas
- Explicit & recursive formulas for geometric sequences
- Explicit formulas for geometric sequences
- Converting recursive & explicit forms of geometric sequences
- Recursive formulas for geometric sequences
- Sequences word problems

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# Intro to geometric sequences

Sal introduces

*and their main features, the***geometric sequences***and the***initial term***. Created by Sal Khan.***common ratio**## Want to join the conversation?

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