Question 9: Given that z = cos+ i sin and u- iv = (1+z)(1 − j²z²). Show that 30 2 V = utan r = 4² cos² (2) 3 wherer is the modulus of the complex numberu + -iv.
Question 9: Given that z = cos+ i sin and u- iv = (1+z)(1 − j²z²). Show that 30 2 V = utan r = 4² cos² (2) 3 wherer is the modulus of the complex numberu + -iv.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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QUESTION 9
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Transcribed Image Text:Question 9:
Given that z = cos 0 + i sin and u- iv = (1 + z)(1 − j²z²). Show that
30
V = utan
2
r = 4² cos²
wherer is the modulus of the complex numberu + -iv.
(1).
2
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