Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 11 - Section 11.3 - Series - Exercise Set: 12

Answer

$-72$

Work Step by Step

We sum from i = low bound to i = high bound. $-4(3) + (-4)(4) + (-4)(5) + (-4)(6) = -12-16-20-24 = -72$
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