find å hármonic conjugate v(x, y). Show that exp(z²)s exp(|z|*) for all z e C. 5. 6. Show that Log[(-1+i)]#2Log(-1+i). 7. Find all roots of the equation log(z) = ri / 2 %3D 8. Find the principal value of (1+ i)'. 9. Use the definitions of sin(z) and cos(z) given in Lecture 13 at the 13:30 mark to = cos(z) for all z E C. %3D prove that sin z+ (Do not use any other trigonometry identities for question 9) 10. Evaluate (3t -i)²dt

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 7 Question 8
1na molnc and ind
hárrmonic conjugate
v(x, y).
Show that exp(z²) < exp(z|*) for all z e C.
5.
6.
Show that Log[(-1+i)²]+2Log(-1+i).
7.
Find all roots of the equation log(z) = Ti / 2
8.
Find the principal value of (1+ i)'.
9.
Use the definitions of sin(z) and cos(z) given in Lecture 13 at the 13:30 mark to
prove that sin z+
= cos(z) for all z E C.
(Do not use any other trigonometry identities for question 9)
10.
Evaluate (3t – i)²dt
Transcribed Image Text:1na molnc and ind hárrmonic conjugate v(x, y). Show that exp(z²) < exp(z|*) for all z e C. 5. 6. Show that Log[(-1+i)²]+2Log(-1+i). 7. Find all roots of the equation log(z) = Ti / 2 8. Find the principal value of (1+ i)'. 9. Use the definitions of sin(z) and cos(z) given in Lecture 13 at the 13:30 mark to prove that sin z+ = cos(z) for all z E C. (Do not use any other trigonometry identities for question 9) 10. Evaluate (3t – i)²dt
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