5 Written Questions
4 Multiple Choice Questions
 collection of objetcs. named with a capital number. 2 kinds  roster form & set bulider notation
 set whose elements are completely contained in a larger set. Every subset is a subset of itself
 contains only the elements that both sets have in common.
 has a counable number of elements
4 True/False Questions

union → has a counable number of elements

Element → set whose elements are completely contained in a larger set. Every subset is a subset of itself

infiniate → has a counable number of elements

the empty set → doesnt contain any elements  subset of every set