Question

2) If A={1,2,3,4} and B={3,4,5} Then AUB = ?
(a) {1,2,3,4,5) (b) {3,4} (c){1,2,5}
(d){1,2,3,4}
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Answer 1

Answer:

answer is {12345}

Step-by-step explanation:

add both the sets and write except the repeated numbers or elements

Answer 2

Answer:

answer will be a

{1,2,3,4}U{3,4,5}

{1,2,3,4,5}