contestada

The set of ordered pairs described in the table below can be described as which of the following?
x y
1 5
2 2
3 5




a relation only

a function only

both a relation and a function

neither a relation nor a function

Respuesta :

merlynthewhizz
The set of ordered pairs are both relation and function

It is a function because, for every value of x, there is one unique value of y

It is a 'relation' because there is a relation between two sets of values; set of x-values and set of y-values

A function is one example of a 'relation'. 
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