Answer :

Final answer:

In mathematics, the Empty Set, also known as the Null Set, is represented by {} or the symbol Ø.


Explanation:

In mathematics, the Empty Set (also known as the Null Set) can be denoted in two proper ways:

  1. As {}, which represents the empty set.
  2. Using the symbol Ø, a single symbol specifically used to represent the empty set.

These two notations are commonly utilized to signify the concept of an empty set within set theory.


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