Question

What is the range of the following? (-1,4), (0,1), (1,2), (1,4)

A.) (4,1,4)
B.) (-1,0,1,1)
C.) (-1,1,2,4)
D.) (4,1,2)
E.) (-1,0,1)

Answer 1

D.) (4,1,2)

Explanation:

The list of second values of the ordered pairs is {4, 1, 2, 4}. There's no need to list any value twice, so the range can be described as ...

{4, 1, 2}