In this question we use the complex numbers x = 1 + 2i, y = 3-i, 3π 3π √2(cos ³4+ isin ³7). Complete the following with numerical answers correct to 1 decimal place. + i. xy = |xyz| = Find w EC such that wx = y. W = + i.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 62E
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In this question we use the complex numbers
x = 1 + 2i,
y = 3-i,
3π
3π
√2(cos ³4+ isin ³7).
Complete the following with numerical answers correct to 1 decimal place.
+ i.
xy =
|xyz| =
Find w EC such that wx = y.
W =
+
n =
i.
What is the smallest n EN such that z" is a real number?
Transcribed Image Text:In this question we use the complex numbers x = 1 + 2i, y = 3-i, 3π 3π √2(cos ³4+ isin ³7). Complete the following with numerical answers correct to 1 decimal place. + i. xy = |xyz| = Find w EC such that wx = y. W = + n = i. What is the smallest n EN such that z" is a real number?
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