Welcome to Priya Mathematics Class BASIC CONCEPTS OF SETS .... 1) what is the sets ? ans) A well define collection of object's(element's) . Arrangement of element does not matter . let's understand with example 1st example A={ a, e, i ,o, u} . you can also write A = { u, o, i, a, e } here "A" represent the set's and within curly braces ,, that's all element are element of set's represent by small letters . 2) What is element ? An object's in a set's are called it's member or Element's of set's . In a first example a, e , i ,o ,u all are the element of set's . 3) Example of set's 1. The collection of all vowel in English alphabet . Example :- A = { a,e,i,o,u} 2) The collection of natural numbers less then 10 . 3) Collection of all prime numbers less then 20, is the set's . many of other example which are specific and universal define ,, that's all are ...