lordjames234 lordjames234

09-01-2018
Mathematics

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use a mapping diagram to determine whether the relation is a function.

{(−1, 5), (3, 4), (2, 5), (−1, −3)}

Respuesta :

mathmate mathmate

09-01-2018

The domain contains three numbers {-1,3,2} and the range contains three numbers {5,4,-3}.
Following the procedure, we draw an arrow from -1 to 5, 3 to 4, 2 to 5 and -1 to -3.

Since -1 is the origin of two arrows pointing to 5 and -3, the relation is NOT a function.

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