Determine whether the relation is a function. Give the domain and range.{(7, -9), (-3, 0), (3, 7), (-1, -3)}
A. function; domain: {-3, -1, 3, 7}; range: {-9, -3, 0, 7}
B. not a function; domain: {-3, -1, 3}; range: {-9, -3, 0, 7}
Answer: A
Mathematics
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A. 
B. 
C. 
D. 
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