Question

if A={1,2,3}& B={3,4,5} then A-B is​

Answer 1

ANSWER

If A=1,2,3

B=4,5

To find A∩B

We know A∩B is intersection of set A and set B giving out common elements of both sets.

Since A and B have no common elements,

A∩B=ϕ

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