Question

x union {1,2}={1,2,3,5,9} then what is the smallest set x ​

Answer 1

Answer:

1

please mark me as brainlest

Answer 2

Answer:

A ∪ {1, 2} = {1, 2, 3, 5, 9} The elements of A and {1, 2} together give us the result Therefore smallest set of A can be A = {1, 2, 3, 5, 9} – {1, 2} A = {3, 5, 9}Read more on Sarthaks.com - https://www.sarthaks.com/650661/find-the-smallest-set-a-such-that-a-1-2-1-2-3-5-9