Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 8 - Section 8.1 - Complex Numbers - 8.1 Problem Set - Page 425: 1


imaginary unit = First blank -1 = second blank

Work Step by Step

We know that his number is not real so therefore it is an imaginary unit that can be very helpful in some sitautions, and it has a value of -1 when squared.
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