Question

What are the domain and range of the relation {(–9, 5), (1, 5), (6, 11), (7, –10)}?

A.
Domain: {–10, 5, 11}; Range: {–9, 1, 6, 7};

B.
Domain: {–9, 1, 6, 7}; Range: {–10, 5, 11}

C.
Domain: {1, 5, 6, 7, 11}; Range: {–10, –9}

D.
Domain: {–9, 1, 6, 7}; Range: {–10, –9, 1, 5, 6, 7, 10, 11}

Answer 1

The domain is the x-coordinates and the range is the y-coordinates.

Answer 2

Refer to peachpi's answer.

Answer 3

thanks! @peachpi @silversurfer