Given A = {2,4,6,8,10}
B= {1,2,3,4,5,6,7,8,9,10}
What is (A�¿B) ?
Is it {2,4,6,8,10}?
The special character in (A�¿B) came out garbled, but judging from your question, I'd have to assume you want the intersection of A and B.
In that case, you are correct.