Question

Simple question just answer correctly to get brainleist and 10 pts! :)

Answer 1

Answer:

d.  The mapping represents y as a function of x, because each x-value corresponds to exactly one y-value.

Step-by-step explanation:

This would be a function as long as one x-value doesn't correspond to two y-values. If two x-values correspond to one y-value though, it still represents a function.

Answer 2

ANSWER

two inputs can have the same output but two different outputs can't have the same input so this does represent a function and is therefore D