Determine whether the relation represents a function. If it is a function, state the domain and range.{(2.11, 9.21), (2.111, -9.2), (
, 0), (0.71, -2)}
A. function
domain: {2.11, 2.111, 
, 0.71}
range: {9.21, -9.2, 0, -2}
B. function
domain: {9.21, -9.2, 0, -2}
range: {2.11, 2.111, 
, 0.71}
C. not a function
Answer: A
Mathematics
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