Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 8 - Test - Page 412: 13a


$(1-i)^3 = -2-2i$

Work Step by Step

$(1-i)^3 = (1-i)^2~(1-i)$ $(1-i)^3 = (1-2i-1)~(1-i)$ $(1-i)^3 = (-2i)~(1-i)$ $(1-i)^3 = -2-2i$
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