College Algebra (10th Edition)

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

Chapter 1 - Review Exercises: 38



Work Step by Step

We simplify: $i^{50}=i^{48}* i^{2}=(i^{4})^{12}* i^{2}=(1)^{12}*(-1)=-1$
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