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# Precalc Lesson 9.4 "Sequences" (Arithmetic Sequences)

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##### Description:

To express arithmetic sequences recursively and explicitly

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Tutorial

## Error

I noticed an error in the answers to the "On Your Own" problem. Below are the correct answers.

Recursive: an = an - 1 - 7

Explicit: an = -7n + 4

## Assignment

Write a summary of the lesson. Use proper grammar, spelling, punctuation and complete sentences.

*We will go over the last example and the "On Your Own" problem together in class.

## In Class

The next time we meet in class we will complete the assignment below. You may get started on it ahead of time if you'd like.

Pg. 739 #1-10, 21-24, 29-30