Question

Help....!Can anyone please provide explained answer to this question?

Answer 1

d.

Explanation:

The ordered pair mentioned in the figure is {(1,1),(2,2),(3,3),(4,4)}. It is a function because each element in the domain has exactly one image.

Answer 2

d

Explanation:

while it is a function none of the ordered pairs match with the mapping diagram. the ordered pairs should be, (1,1), (2,2), (3,3), (4,4).