Question

if U = {positive intergers} and subset M = {positive even intergers} what is M?

Answer 1

Is it positive intergers or {2,4,6,8} or {1,3,5,7} or {}

Answer 2

is it 1,3,5,7

Answer 3

M= (Positive even integers), 1,3,5,7 are not even, however 2,4,6,8 are

Answer 4

Is the following relation a function YES OR NO