Question

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

Answer 1

Explanation:

A intersection B is the elements which are in common in both A and B.

So

A ∩ B = { 3, 5, 7}

Answer 2

Answer:

A intersection B ={3,5,7}

Explanation:

as the elements, 3,5 and 7 are common in both the sets...