Question

the union of two sets A=(3,4,5,7,) and B =(1,4,8) is
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Answer 1

Answer:

A=(3,4,5,7) and B=(1,4,8).

A Union B=(1,3,4,5,7,8).

I think this is your answer.

Answer 2

Answer:

A union B is {1,3,4,5,7,8}

Explanation:

All the elements should be included and if they are same elements then only one should be written