Mathematics

Mathematics, 17.07.2019 19:10, ryanbreland14

2. 0/14.28 points previous answers hunterdm3 2.4.010a. define a relation on z by setting x ry if xy is even. is not reflexive. give a counterexample to show that x = y = 1 ebook submit answer

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Mathematics, 30.07.2019 17:10, onlymyworld27

Suppose a is the set of all human beings and r is the relation xry iff x has lived in the same house as y. this relation is: reflexive only reflexive and symmetric but not transtivie reflexive and transitive but not symmetric symmetric only symmetric and transitive but not reflexive transitive only reflexive, symmetric and transitive not reflexive, not symmetric and not transitive 3. on the set of all real numbers, the relation xry iff x < y is reflexive only symmetric only transitive only reflexive and symmetric but not transitive reflexive and transitive but not symmetric symmetric and transitive but not reflexive neither reflexive, transitive, nor symmetric an equivalence relation 4. on the set {a,c,e} define the relation r by {(ac)}. this relation is an equivalence relation is not an equivalence relation because it is not transitive is not an equivalence relation because it is not symmetric is not an equivalence relation because it is not reflexive 5. on the set of human beings, which of the following is an equivalence relation? arb iff a loves b arb iff a has seen b at wegmans arb iff a graduated from the same high school as b arb iff a has b's phone number more than one of the given choices is an equivalence relation

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Mathematics, 13.09.2019 17:30, asiaboo0

Assign the relations ri, r2, rs from above, and give a counterexample, as- suming that a-z (e.g., the relation r-{(a, x a2) є p(z) × p(z) | ai u a2 is infinite} is not reflexive. counterexample:

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Mathematics, 22.09.2019 06:00, geezelouise808

Define a relation on z by setting x r y if xy is even. give a counterexample to show that r is not transitive. find an ordered triple (a, b, c) satisfying the following. a r b and b r c, but a not related c (a, b, c) =

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2. 0/14.28 points previous answers hunterdm3 2.4.010a. define a relation on z by setting x ry if xy...

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