College Algebra 7th Edition

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

Chapter 8, Sequences and Series - Section 8.2 - Arithmetic Sequences - 8.2 Exercises: 73

Answer

$\$403,500$

Work Step by Step

We know the salary forms an arithmetic sequences with: $a_1=30000$ And: $d=2300$ We find the sum after 10 years: $S_{n}= \frac{n}{2}[2a_1+(n-1)d]=403500$ $S_{10}= \frac{10}{2}[2(30000)+(10-1)(2300)]=403500$
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