Question

Let d be the domain and r be the range. Which relationship shows a function?

a) Age-People
b) People-Age-Students-Teachers
c) People-Birthdays
d) All of the above are potential functions.

Answer 1

The relationship that shows a function is People-Birthdays.

Step-by-step explanation:

A function is a relationship between two sets, where each element in the first set is associated with exactly one element in the second set. In this question, the relationship that shows a function is c) People-Birthdays. This relationship represents a one-to-one mapping between people and their birthdays. Each person has a unique birthday, and each birthday is associated with one person.