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)}

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)}

hlambach · Answer

A function has only 1 y value for each x

anonymous · Answer

ill just ask suri... thanks anyway

hlambach · Answer

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

hlambach · Answer

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

anonymous · Answer

no problem