Question

Looking at the table below, which answer best explains the data shown?



Question 4 options:

This is a function because each output (y-value, range) is unique


This is a function because each input (x-value, domain) is matched to exactly one output (y-value, range)


This is a relation only because 4 is input twice and has 2 different output values


This is a relation only because each output value is unique

Answer 1

B is the answer,the output each time is plus 12.5