Question

Which relation is also a function?

O {(1,0), (2,2), (1,3)}
O {(1, 2), (1, 4), (2, 6) }
○ {(2, 1), (2, 2), (2, 3) }
○ { (0, 0), (4, 0), (6, 0) }

Answer 1

Answer: Option 4

Explanation:

Each value of x maps onto one value of y, meaning the relation is a function.