
Set: A set is a collection of well defined objects. We write sets either in the Roster form or in the set builder form. Roster Form: This method is also known as tabular method. In this method, a set is represented by listing all the elements of the set, the elements being separated by commas and are enclosed within flower brackets { }.
Example: Directions: Write the given sets in Roster form. Also write at least ten examples of your own. 