4.4.6 Determine if the following relations are reflexive, irreflexive o ther (a) The relation x < y on the set Z. (b) The relation "x is married to y" with domain and codomain the a of all people in the USA (c) The relation r= { (x, y) e N x N: x-y = 1 }. Scanned with CS CamSca (d)eThe relation r2 = {(3, 4), (4,4), (2, 3), (3, 3), (1,2), (2,1), (4,3).

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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4.4.6 Determine if the following relations are reflexive, irreflexive o
ther
(a) The relation x < y on the set Z.
(b) The relation "x is married to y" with domain and codomain the a
of all people in the USA
(c) The relation r= { (x, y) e N x N: x-y = 1 }.
Scanned with
CS
CamSca (d)eThe relation r2 =
{(3, 4), (4,4), (2, 3), (3, 3), (1,2), (2,1), (4,3).
Transcribed Image Text:4.4.6 Determine if the following relations are reflexive, irreflexive o ther (a) The relation x < y on the set Z. (b) The relation "x is married to y" with domain and codomain the a of all people in the USA (c) The relation r= { (x, y) e N x N: x-y = 1 }. Scanned with CS CamSca (d)eThe relation r2 = {(3, 4), (4,4), (2, 3), (3, 3), (1,2), (2,1), (4,3).
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