Determine whether the relation is a function. Give the domain and range.{(3, 9), (9, -8), (6, 1), (-2, 9), (11, -8)}
A. function; domain: {-2, 3, 6, 9, 11}; range: {-8, 1, 9}
B. not a function; domain: {-8, 1, 9}; range: {-2, 3, 6, 9, 11}
Answer: A
Mathematics
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A. 
= 
, 
= 
B. 
= 1, 
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C. 
= 
, 
= 
D. 
= 
, 
= 
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