Below are two relations shown as sets of ordered pairs Fill

Below are two relations shown as sets of ordered pairs. Fill in the input/output table for each relation. Then decide whether or not each relation is a function. a. {(7, 2), (4, 5), (3, 7), (-4, 0)} Is this relation a function? _____ Explain:

Solution

A function is a set of ordered pairs in which each x-element has only ONE y-element associated with it.

Here each x element has only one y element:

So, it is function