Can anyone help explain this to me and solve this problem? I have gone over my textbook and I am having trouble understanding this. (Doh)
Find the domain, range, and when A=B, the diagraph of the relation R.
A={1,2,3,4,8}=B; a R b if and only if a|b.
A.Domain {1,2,3,4,8}
Range {1,4,6,9,15}...