The The table shows the outputs, y, for different inputs, x: input 1234 output 5579 part a: do the data in this table represent a function? justify your answer.
part b: compare the data in the table with the relation f(x)=2x-8. which relation has a greater value when x=4?
part c: using the relation in part b, what is the value of x if f(x)=34