IN || |z| N = b) w = (21)7 |w| = c) u = 3. 3 |u| = 1 (-2+2/)¹1 ✓ and arg(z) = X and arg(w) = X and arg(u) = 0 0 X X

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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a) z = 3.
|z|
= 3
N
b) w = (21)7
|w| =
c) u =
lul
|u| =
1
(-2+2/)¹1
and arg(z)
=
X and arg(w)
X and arg(u)
=
=
0
= 0
X
Transcribed Image Text:a) z = 3. |z| = 3 N b) w = (21)7 |w| = c) u = lul |u| = 1 (-2+2/)¹1 and arg(z) = X and arg(w) X and arg(u) = = 0 = 0 X
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