Question

Domain of {(1,x),(2,y),(3,x),(4,z)} is
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Answer 1

SOLUTION

TO DETERMINE

The Domain of { (1,x),(2,y),(3,x),(4,z) }

EVALUATION

Here the given relation is

{ (1,x),(2,y),(3,x),(4,z) }

A relation between two non empty sets A and B is a subset of A × B

Let R be the relation

Then R = { (1,x),(2,y),(3,x),(4,z) }

So domain = { 1 , 2 , 3 , 4 }

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