Z= 2+4 , 2,= -2·0806 +4.5445% and Z3= 3.0642 + 2.5712 3 N = Inb find log (z,") = ? Z2

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

Give detailed computation how r and θ was computed. 

r = 4.1666

θ = 104.8512°

givey
Z= 2+4s , Z,= -2.0806 +4.5465 and
Z3 = 3.0642 + 2.5712
log (2") = ?
find
TZD
22
22
en (Zg
log
Zz en (23)
en ZL
-2-0806+4.5465)n(3-0642+ 251n
en(2+4i)
-2-0606 +4.5465.i) dn(3-0642 + 2.571/2.5)
842+2.57123)
en(2+48)
Transcribed Image Text:givey Z= 2+4s , Z,= -2.0806 +4.5465 and Z3 = 3.0642 + 2.5712 log (2") = ? find TZD 22 22 en (Zg log Zz en (23) en ZL -2-0806+4.5465)n(3-0642+ 251n en(2+4i) -2-0606 +4.5465.i) dn(3-0642 + 2.571/2.5) 842+2.57123) en(2+48)
Let
log (zj
12
| log,
121=
104: 8512°
23
So,
| dog, z = 4.1666
121=r
ニ
Gnd
e = Y Cos e =
4.1666 Cos (104.8512)
-|- 0679
こ
nd
y: Y sine - 4.166 sin(104. 8512)
(04.8512
4.0274?
Since
-l.06 79 +(4.0274)e
log
Z2
ニ
23
required S0) ution.
Transcribed Image Text:Let log (zj 12 | log, 121= 104: 8512° 23 So, | dog, z = 4.1666 121=r ニ Gnd e = Y Cos e = 4.1666 Cos (104.8512) -|- 0679 こ nd y: Y sine - 4.166 sin(104. 8512) (04.8512 4.0274? Since -l.06 79 +(4.0274)e log Z2 ニ 23 required S0) ution.
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