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

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

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

Universe/ Universal set → doesnt contain any elements  subset of every set

Set builder Notation → general rule for determining whether or a particular element is a member of the set