The set builder notation of all whole numbers except 50 is 
the reason the set builder notation for the set of whole numbers is correct is as follows;
Set-builder notation is a notation in mathematics used for the description of a set including the enumeration of the set elements or the definition of a predicate based on the properties of the set members which is a formula of logic that gives a value of true for the members of the set and gives an evaluation of false for non members of the set
Therefore;
The set of all whole numbers except 50, <em>A</em>, in set builder notation is presented as follows;

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