State that the given relation is a function? Give reason. If it i… - Vidyadip

Question

State that the given relation is a function? Give reason. If it is a function, determine its domain and range:R= {(1, 3), (1, 5), (2, 5)}

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Answer

We have, R= {(1, 3), (1, 5), (2, 5)}
This relation is not a function because there is an element 1 which is associated to two elements 3 and 5.

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