The purpose of sets is to house a collection of related objects. They are important everywhere in mathematics because every field of mathematics uses or refers to sets in some way. They are important for building more complex mathematical structure.

What is the use of sets in real life?

Representative houses are examples of sets. Here the people belonging to various departments have to sit separately from other departments. For example, the legal department and finance department dont sit intermixed with each other.

What are the important sets?

You can use the number line to deal with four important sets of numbers: Counting numbers (also called natural numbers): The set of numbers beginning 1, 2, 3, 4 . . . and going on infinitely. Integers: The set of counting numbers, zero, and negative counting numbers. Rational numbers: The set of integers and fractions.