Question

(AuB) u (A-B) =?
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Answer 1

Answer:

(AUB)

Step-by-step explanation:

U represents all elements if a set------(1)

in a set (AUB) comprises of all elements of A,B

in a set (A-B) comprises of only the elements of A excluding that of B.

(AUB) U (A-B)

from (1) we can say,

=(AUB)