) ( 7+8i 4+5i 6–3i 8-4i Problem 4: Evaluate
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 74E
Related questions
Question
Answer problem 4
![Problem 1: Evaluate
1
(cos 20+i sin 20)² (cos 30+i sin 30)2
(cos 40+i sin 40)(cos 60+i sin 60)
Problem 2: Determine the five roots of
32ei(1.047) Show the roots in
z =
the Argand Diagram
Problem 3: Show that
(1) =
sin(을)
1+cos 0
CoS
2
and
1-cos 0
2
2
using De
Moivre's Theorem.
)()
7+8i
4+5i
6-3i
8-4i
Problem 4: Evaluate](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbe8d4c9d-09b9-40ba-9bb9-82e2932070cd%2F1b41d41c-fcd1-4c92-bd03-2f94a1ce31e6%2Ffry1vhi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 1: Evaluate
1
(cos 20+i sin 20)² (cos 30+i sin 30)2
(cos 40+i sin 40)(cos 60+i sin 60)
Problem 2: Determine the five roots of
32ei(1.047) Show the roots in
z =
the Argand Diagram
Problem 3: Show that
(1) =
sin(을)
1+cos 0
CoS
2
and
1-cos 0
2
2
using De
Moivre's Theorem.
)()
7+8i
4+5i
6-3i
8-4i
Problem 4: Evaluate
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