Question

Define empty set, and give two examples for empty set.​

Answer 1

Answer:

Empty sets : those sets which does not contain any element is known as empty sets or void sets or null sets

ex:{x:x is a student presently studying in both 10th and 11 the class}

A={x:1<x≤2 x is a natural number}

Answer 2

Answer:

• a set which doesn't contain any element is called an empty set .or a null set or void set. empty set is denoted by the symbol