8. Consider what happens to a relation when the coordinates of all its ordered pairs are switched. a) Give an example of a function that is still a function when its coordinates are switched. b) Give an example of a function that is no longer a function when its coordinates are switched. c) Give an example of a relation that is not a function, but becomes a function when its coordinates are switched.
8. Consider what happens to a relation when the coordinates of all its ordered pairs are switched. a) Give an example of a function that is still a function when its coordinates are switched. b) Give an example of a function that is no longer a function when its coordinates are switched. c) Give an example of a relation that is not a function, but becomes a function when its coordinates are switched.
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:8. Consider what happens to a relation when the coordinates of all its
ordered pairs are switched.
a) Give an example of a function that is still a function when its
coordinates are switched.
b) Give an example of a function that is no longer a function when
its coordinates are switched.
c) Give an example of a relation that is not a function, but becomes a
function when its coordinates are switched.
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