Question

HELP ME MEDAL AND FAN !!
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

i wanna say C but not sure.

Answer 2

domain is first elements of relation and range is second elements of relation that is B

Answer 3

THANKS FOR YOUR HELP GUYS