Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 11 - 11.2 - Arithmetic Sequences and Partial Sums - 11.2 Exercises - Page 786: 34

Answer

See below.

Work Step by Step

Plugging in the different values: $a_1=16.5+(1-1)0.25=16.5+(0)0.25=16.5+0=16.5$ $a_2=16.5+(2-1)0.25=16.5+(1)0.25=16.5+0.25=16.75$ $a_3=16.5+(3-1)0.25=16.5+(2)0.25=16.5+0.5=17$ $a_4=16.5+(4-1)0.25=16.5+(3)0.25=16.5+0.75=17.25$ $a_5=16.5+(5-1)0.25=16.5+(4)0.25=16.5+1=17.5$
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