College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 10 - Section 10.2 - Permutations and Combinations - 10.2 Assess Your Understanding - Page 697: 70

Answer

80

Work Step by Step

Let's just write out the terms, multiplying by -2 each time. $5, -10, 20, -40, 80$
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