QUESTION 10 Which of the folowing is not a cover of R with the usual metric. O A. J1 = {R} O B. g, = {R,(-0,1),(-1,00)} %3D O D.J = {B(n,3) : neZ} %3D OUESTION 11
QUESTION 10 Which of the folowing is not a cover of R with the usual metric. O A. J1 = {R} O B. g, = {R,(-0,1),(-1,00)} %3D O D.J = {B(n,3) : neZ} %3D OUESTION 11
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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Transcribed Image Text:True
O False
QUESTION 10
Which of the folowing is not a cover of R with the usual metric.
O A. J1 = {R}
O B. g2 = { R,(-,1),(-1,00)}
O D. J4 = {B(n,3) : nEZ}
OUESTION 14
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Transcribed Image Text:O D.Y is complete
QUESTION 12
The set
S= {x€R : X² - 4<0} with the usual metric is
A. compact.
O B. not connected.
O C. connected.
D. sequentially compact.
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