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

list the second numbers in each ordered pair

Answer 2

C

Answer 3

it aint C

Answer 4

then?

Answer 5

C is "almost" correct. But the proper writeup does not duplicate numbers.

Which one is similar to C but without duplicate values?

Answer 6

sometimes they want to write out the range for each one so. if not then its D