4. Parts (a) and (b) below refer to the numbers z = 1+ 3i and w = -3+ 2i. You must show the work required to perform these calculations and write your answers in the form a + bi. (a) Compute wz. (b) Compute (z)-1. (c) Write 3-1+2i in the form a + bi.
4. Parts (a) and (b) below refer to the numbers z = 1+ 3i and w = -3+ 2i. You must show the work required to perform these calculations and write your answers in the form a + bi. (a) Compute wz. (b) Compute (z)-1. (c) Write 3-1+2i in the form a + bi.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter1: Equations And Inequalities
Section1.CR: Chapter Review
Problem 35E
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Transcribed Image Text:4. Parts (a) and (b) below refer to the numbers z = 1+ 3i and w = -3+ 2i. You must
show the work required to perform these calculations and write your answers in the form
a + bi.
(a) Compute wz.
(b) Compute (z)-.
(c) Write 3-1+2i in the form a + bi.
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