Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 11 - Further Topics in Algebra - 11.1 Sequences and Series - 11.1 Exercises: 60

Answer

$0$

Work Step by Step

$\sum_{i=1}^5 -x_i$ $=(-x_1)+(-x_2)+(-x_3)+(-x_4)+(-x_5)$ $=-(-2)+-(-1)+-0+-1+-2$ $=2+1+0-1-2$ $=\boxed{0}$
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