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Q1 (3)  Which of the following relations are functions? Give reasons. If it is a function,
             determine its domain and range.

               {(1,3), (1,5), (2,5)}.

Answers (1)



Since the same first element 1 corresponds to two different images 3 and 5. Hence, this relation is not a function.

Posted by

Gautam harsolia

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