Match the following terms with their definitions.
subset
A set containing all elements of all
sets being considered.
2. union of sets
in The elements in the universe that
are not in the set.
3. disjoint sets
Sets that have no common
elements, whose intersection is ().
4.
proper subset
A subset that does not contain
every element in another set.
5. intersection of sets
A set containing elements in
common for all sets being considered.
6. complement of a set
A set that contains only elements
found in another set.