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Transcript

Chapter 8 – Functions and Graphing 5.10 – Day 1 Arithmetic Sequences Sequence • A sequence is a list of numbers in a certain order. • Each number is called a term of the sequence. 1, 3, 5, 7, 9, … 2, 6, 10, 14, 18, … 1, 3, 9, 27, 81, … 1, 1, 2, 3, 5, 8, … Arithmetic Sequence • An arithmetic sequences is a sequence in which the difference between any two consecutive terms is the same. 3, 5, 7, 9, 11, … 12, 7, 2, -3, -8, … • The difference is called the common difference. Write the next three terms of each sequence. Then state whether each sequence is arithmetic. 1 5 1 5 A. , , 1 , 1 , ... 3 6 3 6 B. 5, 10, 20, 40, ... C. 5.6, 4.2, 2.8, 1.4, ... To send a fax, an office supply store charges $2.50 for the first page and $1.25 for each additional page. How much will it cost to send a 6-page fax? Questions? • Homework: 5.10 WKS