## Algebra 2 (1st Edition)

Published by McDougal Littell

# Chapter 12 Sequences and Series - 12.5 Use Recursive Rules with Sequences and Functions - Guided Practice for Examples 1 and 2 - Page 828: 3

#### Answer

$a_{0}=1$ $a_{1}=2$ $a_{2}=4$ $a_{3}=7$ $a_{4}=11$

#### Work Step by Step

$a_{0}=1$ $a_{1}=1+1=2$ $a_{2}=a_{1}+2=2+2=4$ $a_{3}=a_{2}+3=4+3=7$ $a_{4}=a_{3}+4=7+4=11$

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