Beginning information on sets

What is a set in mathematical terms?

• A collection of names

• A collection of letters

• A collection of easily identifiable objects

• A collection of numbers only

What is an element in the context of sets?

• A subset of a set

• An object within a set

• A collection of sets

• A universal set

What does a subset represent?

• A set of names

• A set of letters

• A set of numbers

• A set within another set

Which of the following is a subset of the universal set U?

• A set of people with glasses

• A set of all letters

• A set of all numbers

• A set of all names

What is the complement of a subset?

• Everything in all subsets

• Everything not in the subset but in the universal set

• Everything in the subset

• Everything in the universal set

What does the complement of B represent if B is the set of boys?

• The set of teachers

• The set of girls

• The set of all students

• The set of boys

What is an intersection of two sets?

• The union of the two sets

• The difference between the two sets

• The elements common to both sets

• The complement of the two sets

What is a union of two sets?

• The elements in either set or both

• The complement of the two sets

• The difference between the two sets

• The elements common to both sets

What is an empty set?

• A set with two elements

• A set with no elements

• A set with all elements

• A set with one element

If G and E have no elements in common, what is their intersection?

• A complement set

• An empty set

• A universal set

• A union set