Question

Which of the following relations is a function?
A. {(0,2), (1,2), (2,2), (3,2)}
B. {(2,0), (2,1), (2,2), (2,3)}
C. {(3,5), (4,7), (5,9), (5,11)}
D. {(4,5), (6,7), (8,9), (8,11)}

Answer 1

A function has only 1 y value for each x

Answer 2

ill just ask suri... thanks anyway

Answer 3

For example, it cannot be B because there are several y values for the x value 2. Get it?

Answer 4

Thanks for the medal, i guess I succeeded in helping you. :)

Answer 5

no problem