Question

Identify the relation that is a function.Day of the week to the dateProfessional golfers to their rankingsShoe size to a person's nameIncome to color of their car

Answer 1

Hello!

First of all, let's remember when a relation is also a function:

• To be a function, it must follow two rules:

,

• All elements in the domain has a range.

,

• Each element in the domain has only one range.