College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 8, Sequences and Series - Chapter 8 Review - Exercises - Page 640: 15

Answer

arithmetic sequence $a_5=7$

Work Step by Step

We are given: $5, 5.5, 6, 6.5$, ... We can see that this is an arithmetic sequence because the values go up consistently by $d=0.5$. Thus the 5th term is: $a_5=a_4+0.5=6.5+0.5=7$
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