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### Course: Get ready for Precalculus > Unit 6

Lesson 1: Intro to sequences- Sequences intro
- Intro to arithmetic sequences
- Intro to arithmetic sequences
- Using arithmetic sequences formulas
- Intro to arithmetic sequence formulas
- Worked example: using recursive formula for arithmetic sequence
- Use arithmetic sequence formulas
- Intro to geometric sequences
- Using explicit formulas of geometric sequences
- Using recursive formulas of geometric sequences
- Use geometric sequence formulas

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# Use arithmetic sequence formulas

You might need: Calculator