Question

The range of the following relation: R {(3, -2), (1, 2), (-1, -4), (-1, 2)} is

{-1, 1, 3}

{-1, -1, 1, 3}

{-4, -2, 2, 2}

{-4, -2, 2}

Answer 1

d range are d y values i.e the second values in each parenthesis but be careful not to repeat

Answer 2

so which one of these is it?

Answer 3

well I am not supposed to give u an answer

Answer 4

all d y values are: -2,2,-4,2

Answer 5

and since we don't want repeating numbers we just pick one out of any numbers that repeat themselves