Which set is a function?

A. {(0,3), (3,0), (0,4), (4,0)}
B. {(0,2), (2,0), (4,6), (6,4)}
C. {(2,6), (3,6), (4,6), (2,0)}
D. {(6,2), (2,0), (4,6), (6,4)}

Respuesta :

The correct answer is B. A function is defined as a set of values or points in which each x value is only paired with one value. All the other choices have x values that repeat but no x values in choice B repeat.

Hope this helps
imamal
B. {(0,2), (3,6), (4,6), (6,4)}