Question

If A={x/x ∈ N, x is factor of 6} B={x/x ∈ N, x is a factor of 8} find A-B & B-A​

Answer 1

Answer:

Write the above sets in roster form

We have, A={1,2,3,4,5} and B={4,5,6,7}

From Ven-diagram, A−B={1,2,3} and B−A={6,7}

Clearly A−B



=B−A

solution