Question

{x:x€N.x < 5 and x > 7} an empty set or not explain.
If A = (x:x is a letter in the word "ASSASINATIO
"STATION") are equal sets or not explain.
Write the set builder form of AUBAB and A-B.
Give an example for a disjoint set.
Write (3, 6, 9, 12, 15, ...) in set builder form.
Find the cardinal number of the set {2"/xe N,x55}.
List all the subsets of the set {x, y, z).
If n(A) = 4, n(B) = 5 and n(AUB) = 6, then find n(A​

Answer 1

Answer:

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