In the Gauss plane, the set (2EC: 12-1+il 2√2, Rez-Imz ≤0 A) is a half-plane B) contains one point only c) does not contain the origin d) is empty e) is a line

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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In the Gauss plane, the set
(2EC: 12-1+il 2√2, Rez-Imz≤0
A) is a half-plane
B) contains one point only
c) does not contain the
d) is comply
e) is a line
origin
How I'm solving it
z=x+ly
√x+y=1+1 = √2
how do I proceed from this
without using a calculator
Transcribed Image Text:In the Gauss plane, the set (2EC: 12-1+il 2√2, Rez-Imz≤0 A) is a half-plane B) contains one point only c) does not contain the d) is comply e) is a line origin How I'm solving it z=x+ly √x+y=1+1 = √2 how do I proceed from this without using a calculator
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