Answer in Discrete Mathematics for Neil #175316

Question #175316

For the following relation on the set {x:x∈Ζ and 1 ≤ x ≤ 12}. List 

(a) the ordered pairs belonging to the relation:
(b) the transitive closure

R = {(x, y): xy = 9}

Expert's answer

$R=\{(1,9),(3,3),(9,1)\}$

$R^t=\{(1,9),(3,3),(9,1),(1,1)\}$

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Comments

Assignment Expert

28.04.21, 08:18

Dear nellie karren, please use the panel for submitting a new question.

nellie karren

26.04.21, 05:43

Let R be the relation on the set A = {1, 2, 3, 4, 5, 6, 7} defined by the rule (a b R, ) if the integer product of (ab) is divisible by 4. List the elements of R and its inverse?

Assignment Expert

09.04.21, 17:52

Dear divine, please use the panel for submitting a new question.

divine

02.04.21, 23:37

For the following relation on the set {x:x∈Ζ and 1 ≤ x ≤ 12}. List: (a) the ordered pairs belonging to the relation: (b) the transitive closure S = {(x, y): 2x = 3y}