Set Notation

Front

What is the definition of an Empty (or Null) Set?

Back

A set that contains no elements, denoted by { } or ∅.

Front

What is the Universal Set?

Back

The set that contains all possible elements for a particular discussion or problem.

Front

What does n(A) represent in set notation?

Back

The number of elements in set A.

Front

If A = {14, 16, 18, 20, 22, 24}, what is n(A)?

Back

6

Front

What is the Complement of a Set?

Back

The set of all elements in the universal set that are not in the given set.

Front

What does the symbol ∪ represent in set notation?

Back

The union of two sets, which includes all elements from both sets.

Front

What does the symbol ∩ represent in set notation?

Back

The intersection of two sets, which includes only the elements that are in both sets.

Front

What is a Disjointed Set?

Back

Two sets that have no elements in common.

Front

How do you find the number of elements not in a set?

Back

Subtract the number of elements in the set from the total number of elements in the universal set.

Front

What is a Venn Diagram?

Back

A diagram that shows all possible logical relations between a finite collection of different sets.